RAD 101, Chapter 8: Vertebral Column
Which of the following are functions of the vertebral column? 1.) supports the trunk 2.) protects the spinal cord 3.) supports the skull superiorly a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3
1, 2, and 3
Which of the following devices are necessary to optimally perform a lateral projection of the sacrum or coccyx? 1.) sandbags 2.) radiolucent sponges 3.) sheet of leaded rubber a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3
1, 2, and 3
Which of the following devices are necessary to optimally perform a lateral projection of the thoracic spine? 1.) small sandbag 2.) radiolucent sponge 3.) sheet of leaded rubber a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3
1, 2, and 3
Which of the following devices are necessary to perform a lateral projection of the lumbar spine? 1.) small sandbags 2.) radiolucent support sponge 3.) sheet of leaded rubber a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3
1, 2, and 3
Which of the following techniques should be utilized to decrease radiation dose during scoliosis radiography? 1.) high kVp 2.) breast shields 3.) PA projection instead of AP a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3
1, 2, and 3
Which projection of the cervical spine will demonstrate the lower five zygapophyseal joints of the cervical spine? 1.) lateral 2.) lateral in hyperflexion 3.) lateral in hyperextension a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3
1, 2, and 3
How many degrees and in which direction should the central ray be directed for the AP axial projection of the sacrum? a. 10 degrees caudad b. 10 degrees cephalad c. 15 degrees caudad d. 15 degrees cephalad
15 degrees cephalad
The central-ray angle for an AP axial projection of the sacrum is: a. 10 degrees caudad b. 10 degrees cephalad c. 15 degrees caudad d. 15 degrees cephalad
15 degrees cephalad
How much is the body rotated from the lateral position to demonstrate the zygapophyseal joints of the thoracic region? a. 30 degrees b. 45 degrees c. 15 to 20 degrees d. 70 to 75 degrees
15 to 20 degrees
How should the central ray be directed for the PA axial oblique projection of the cervical vertebral column? a. vertically b. perpendicularly c. 15 to 20 degrees caudad d. 15 to 20 degrees cephalad
15 to 20 degrees caudad
What is the central-ray angle for the PA axial oblique projection of the cervical intervertebral foramina? a. 45 degrees cephalad b. 45 degrees caudad c. 15 to 20 degrees cephalad d. 15 to 20 degrees caudad
15 to 20 degrees caudad
How should the central ray be directed for an AP axial oblique projection of the cervical vertebral column? a. horizontally b. perpendicularly c. 15 to 20 degrees caudad d. 15 to 20 degrees cephalad
15 to 20 degrees cephalad
The central-ray angle for an AP axial cervical vertebrae is: a. 10 degrees cephalad b. 20 degrees cephalad c. 15 to 20 degrees cephalad d. variable, depending on the body habitus
15 to 20 degrees cephalad
What is the central-ray angle for the AP axial oblique projection of the cervical intervertebral foramina? a. 15 degrees cephalad b. 15 to 20 degrees cephalad c. 15 to 20 degrees caudad d. perpendicular
15 to 20 degrees cephalad
What is the central-ray angulation for an AP axial projection of the cervical spine on a trauma patient? a. 15 to 20 degrees caudad b. 15 to 20 degrees cephalad c. 20 to 30 degrees cephalad d. perpendicular
15 to 20 degrees cephalad
How and where should the central ray be directed for the AP axial projection of the cervical vertebral column? a. perpendicular to C4 b. perpendicular to C7 c. 15 to 20 degrees cephalad to C4 d. 15 to 20 degrees cephalad to C7
15 to 20 degrees cephalad to C4
Which of the following methods is used to demonstrate the cervicothoracic region in the lateral projection? 1.) Ottonello method 2.) swimmer's technique 3.) Ferguson method a. 1 b. 2 c. 3 d. 1, 2, and 3
2
The intervertebral foramina of the cervical spine are demonstrated on which of the following projections? 1.) AP axial 2.) AP axial oblique 3.) PA axial oblique a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3
2 and 3
Which of the following breathing techniques can be used for a lateral projection of the thoracic vertebrae? 1.) full inspiration 2.) suspended respiration 3.) quiet breathing a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3
2 and 3
Which of the following projections of the spine are improved significantly with the use of a compensating filter? 1.) AP cervical 2.) AP thoracic 3.) lateral cervicothoracic region (swimmer's technique) a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3
2 and 3
Which projection of the lumbar spine displays the vertebrae in the form of a "Scottie dog"? 1.) lateral 2.) AP oblique 3.) PA oblique a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3
2 and 3
Women cannot be shielded for an AP projection of the: 1.) hip 2.) sacrum 3.) coccyx a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3
2 and 3
Where is the longitudinal plane of the lumbar spine positioned for the AP oblique projection? a. 2 inches medial to the elevated ASIS b. 2 inches lateral to the elevated ASIS c. 2 inches medial to the lower ASIS d. 2 inches lateral to the lower ASIS
2 inches medial to the elevated ASIS
How many degrees from supine or the anatomic position should the entire body be rotated for the AP axial oblique projection of the cervical vertebrae? a. 15 degrees b. 20 degrees c. 45 degrees d. 90 degrees
45 degrees
How many degrees of body rotation are necessary for the AP oblique projection of the lumbar vertebrae? a. 15 to 20 degrees b. 25 to 30 degrees c. 45 degrees d. 70 degrees
45 degrees
How much is the body rotated for a PA axial oblique projection of the cervical intervertebral foramina? a. 30 degrees b. 45 degrees c. 60 degrees d. 50 to 60 degrees
45 degrees
How much is the body rotated for an AP axial oblique projection of the cervical intervertebral foramina? a. 45 degrees b. 60 degrees c. 70 degrees d. 40 to 60 degrees
45 degrees
To demonstrate the zygapophyseal joints of the lumbar spine, the patient angle is: a. 30 degrees b. 45 degrees c. 50 degrees d. 55 degrees
45 degrees
What is the proper amount of head and body rotation for the PA axial oblique projection of the cervical vertebrae? a. 15 degrees b. 20 degrees c. 35 degrees d. 45 degrees
45 degrees
The intervertebral foramina of the cervical spine open: a. laterally b. 45 degrees anteriorly c. 70 degrees anteriorly d. 45 degrees anteriorly and 15 degrees inferiorly
45 degrees anteriorly and 15 degrees inferiorly
The average range of the angle of the L4-S1 zygapophyseal joints are: a. 0 to 30 degrees b. 0 to 45 degrees c. 15 to 45 degrees d. 45 to 60 degrees
45 to 60 degrees
In order to reduce distortion of the intervertebral joint spaces of the lumbar spine for an AP projection, an SID of ____ inches is suggested. a. 36 b. 40 c. 48 d. 72
48
How many vertebrae are there in the sacrum? a. 3 b. 4 c. 5 d. 3 to 5
5
Where is the IR centered for the lateral projection of the cervicothoracic region (swimmer's technique)? a. sixth cervical vertebra b. seventh cervical vertebra c. first thoracic vertebra d. at the C7-T1 interspace
at the C7-T1 interspace
Where is the central ray directed for a lateral thoracic spine? a. level of T5 b. level of T7 c. level of T9 d. level of T10
level of T7
Which plane is centered to the midline of the grid when positioning for an AP oblique sacroiliac joint? a. midcoronal plane b. midsagittal plane c. longitudinal plane 1 inch medial to the elevated ASIS d. longitudinal plane 2 inches medial to the elevated ASIS
longitudinal plane 1 inch medial to the elevated ASIS
An abnormally increased concavity of the lumbar spine is termed: a. lordosis b. kyphosis c. scoliosis d. scoliokyphosis
lordosis
Where is the central ray positioned for a lateral sacrum? a. at the level of the ASIS and 3 1/2 inches posterior b. at the level of the ASIS and 4 inches posterior c. inches inferior to the iliac crest d. 4 inches inferior to the iliac crest
at the level of the ASIS and 3 1/2 inches posterior
The first cervical vertebra is called the: a. axis b. atlas c. dens d. vertebra prominens
atlas
Which parts of the sacrum form the joints with the ilia of the pelvis? a. sacral cornua b. auricular surfaces c. sacral promontory d. median sacral crest
auricular surfaces
The second cervical vertebra is called the: a. dens b. atlas c. axis d. vertebra prominens
axis
Which vertebral structures unite at the origin of the spinous process of a typical vertebra? a. both lamina b. both pedicles c. pedicle and body d. pedicle and transverse process
both lamina
Lumbar vertebrae differ from cervical and thoracic vertebrae because lumbar vertebrae have: a. demifacets b. bifid spinous process tips c. broad, large spinous processes d. foramina through the transverse processes
broad, large spinous processes
Which vertebra contains both an anterior and a posterior arch? a. cervical b. thoracic c. lumbar d. sacral
cervical
Which two vertebral curvatures are lordotic curves? a. cervical and lumbar b. cervical and thoracic c. thoracic and lumbar d. thoracic and pelvic
cervical and lumbar
The swimmer's technique lateral projection is performed to demonstrate the: a. cervical vertebrae b. thoracic vertebrae c. atlas and axis d. cervicothoracic region vertebrae
cervicothoracic region vertebrae
What is recommended that the collimated field size for an AP projection of the lumbar vertebrae be open to 14 X 17? a. when demonstration of only the lumbar vertebrae b. for trauma patients for visualization of the liver, kidney, spleen, and psoas muscle margins along with air or gas patterns c. when the patient is positioned prone or upright d. when the patient has extreme kyphosis
for trauma patients for visualization of the liver, kidney, spleen, and psoas muscle margins along with air or gas patterns
Where is the IR centered for a hyperflexion or hyperextension lateral projection of the cervical spine? a. second cervical vertebra b. third cervical vertebra c. fourth cervical vertebra d. seventh cervical vertebra
fourth cervical vertebra
Where is the IR centered for a lateral cervical spine? a. second cervical vertebra b. third cervical vertebra c. fourth cervical vertebra d. seventh cervical vertebra
fourth cervical vertebra
Where is the IR centered for an AP axial cervical spine? a. second cervical vertebra b. third cervical vertebra c. fourth cervical vertebra d. seventh cervical vertebra
fourth cervical vertebra
Where is the central ray centered for a hyperflexion or hyperextension lateral cervical spine? a. second cervical vertebra b. third cervical vertebra c. fourth cervical vertebra d. seventh cervical vertebra
fourth cervical vertebra
Where is the central ray directed for a PA axial oblique projection of the cervical intervertebral foramina? a. second cervical vertebra b. third cervical vertebra c. fourth cervical vertebra d. seventh cervical vertebra
fourth cervical vertebra
Where is the central ray directed for a lateral cervical spine? a. third cervical vertebra b. fourth cervical vertebra c. fifth cervical vertebra d. seventh cervical vertebra
fourth cervical vertebra
Where is the central ray directed for the AP axial oblique projection of the cervical intervertebral foramina? a. second cervical vertebra b. third cervical vertebra c. fourth cervical vertebra d. seventh cervical vertebra
fourth cervical vertebra
The respiration phase for a lateral cervical spine is: a. full expiration b. full inspiration c. suspended respiration d. softly phonate "ah" during the exposure
full expiration
A fracture of the anterior arch of C2 due to hyperextension is termed a: a. Pott's fracture b. Jefferson fracture c. hangman's fracture d. clay shoveler's fracture
hangman's fracture
Which structures articulate with vertebral demifacets? a. heads of ribs b. tubercles of ribs c. transverse processes d. zygapophyseal joints
heads of ribs
The condition in which an intervertebral disk "slips" and protrudes into the vertebral canal is called: a. vertebrogenesis b. spondylolysis c. spondylolisthesis d. herniated nucleus pulposus (HNP)
herniated nucleus pulposus (HNP)
Which projection of the cervical vertebrae demonstrates the spinous processes depressed and in close approximation? a. AP axial projection b. AP axial oblique projection c. hyperflexion in lateral projection d. hyperextension in lateral projection
hyperextension in lateral projection
Which projection of the cervical vertebrae demonstrates the spinous processes elevated widely and separated? a. AP axial projection b. AP axial oblique projection c. hyperflexion in lateral projection d. hyperextension in lateral projection
hyperflexion in lateral projection
Where is the central ray directed for an AP lumbosacral spine? a. L2 b. L3 c. iliac crests d. the ASIS
iliac crests
To what level of the body should the central ray be directed for the lateral projection of the thoracic vertebrae? a. sternal angle b. manubrial notch c. xiphoid process d. inferior angle of the scapula
inferior angle of the scapula
All of the joints of the vertebral column are synovial—freely movable—except one. Which joint is not? a. intervertebral b. zygapophyseal c. costovertebral d. costotransverse
intervertebral
One fourth of the length of the vertebral column is made up of the: a. vertebral bodies b. intervertebral disks c. transverse processes d. intervertebral foramina
intervertebral disks
Spinal nerves and blood vessels exit the spinal column through the: a. vertebral arch b. vertebral notches c. vertebral foramen d. intervertebral foramina
intervertebral foramina
Which zygapophyseal joints are demonstrated on the AP oblique projection of the lumbar spine? a. joints farthest from the IR b. joints closest to the IR c. both joints equally demonstrated d. the L1 to L4 joints closest to the IR
joints closest to the IR
An abnormal increase in the convexity of the thoracic spine is termed: a. scoliosis b. spondylosis c. lordosis d. kyphosis
kyphosis
Which spinal conditions involves abnormally increased anterior concavity (posterior convexity) of the thoracic vertebral column? a. lordosis b. scoliosis c. kyphosis d. spina bifida
kyphosis
Spina bifida is a congenital deformity of the vertebral column in which the ____ fail to unite posteriorly. a. arches b. bodies c. pedicles d. lamina
lamina
The intervertebral foramina of the thoracic spine are clearly demonstrated on which projection? a. AP b. lateral c. PA oblique d. AP oblique
lateral
The swimmer's technique demonstrates the cervicothoracic region in which projection? a. AP b. lateral c. AP axial d. AP axial oblique
lateral
The zygapophyseal joints of the cervical spine are clearly demonstrated on which projection? a. AP b. lateral c. AP oblique d. PA oblique
lateral
Which projection for cervical vertebrae must be exposed with a horizontal and perpendicular central ray? a. lateral b. AP axial c. AP open mouth d. AP axial oblique
lateral
Which projection of the lumbar vertebrae best demonstrates intervertebral foramina? a. AP projection b. lateral projection c. PA oblique projection d. AP oblique projection
lateral
Which of the following projections must always be performed with the use of a specially designed compensating filter? a. AP atlas and axis b. AP cervical vertebrae c. lateral thoracic vertebrae d. lateral cervicothoracic region (swimmer's technique)
lateral cervicothoracic region (swimmer's technique)
Which projection best demonstrates the intervertebral foramina of the thoracic vertebral column? a. AP projection b. lateral projection c. from true lateral, patient rotated 20 degrees anteriorly d. from true lateral, patient rotated 20 degrees posteriorly
lateral projection
Which projection of the cervical vertebral column requires an SID of 72 inches? a. AP projection b. lateral projection c. PA axial oblique projection d. AP axial oblique projection
lateral projection
Which projection of the lumbar vertebrae requires MSP positioned parallel to the IR? a. AP projection b. lateral projection c. AP oblique projection d. lateral projection, L5-S1
lateral projection
Which of the following structures are best demonstrated with the lateral projection (swimmers technique)? a. lower cervical and upper thoracic vert b. lower thoracic and upper cervical vert c. thoracic zygapophyseal joints d. cervical intervertebral foramina
lower cervical and upper thoracic vert
Which plane or line of the patient should be centered on the midline of the table for the lateral projection of the lumbar vertebral column? a. oblique b. horizontal c. midsagittal d. midcoronal
midcoronal
Which of the following planes is placed perpendicular to the tabletop and centered to the midline of the grid for a lateral lumbar spine? a. horizontal plane b. midcoronal plane c. midsagittal plane d. transverse plane
midcoronal plane
Which plane or line of the patient should be centered on the midline of the table for the AP projection of the lumbar vertebral column? a. oblique b. horizontal c. midsagittal d. midcoronal
midsagittal
For the cervicothoracic region lateral projection (swimmer's technique), the recommended position of the humeral head closest to the IR is: a. move anteriorly b. move posteriorly c. move anteriorly 15 degrees d. move posteriorly 15 degrees
move anteriorly
For the cervicothoracic region lateral projection (swimmer's technique), the recommended position of the humeral head farthest from the IR is: a. move anteriorly b. move posteriorly c. move anteriorly 15 degrees d. move posteriorly 10 degrees
move posteriorly
Which projection should be included in a cervical series if the lateral projection does not demonstrate C7? a. AP axial oblique projection b. lateral projection (swimmers method) c. lateral projection (dorsal decubitus position) d. AP projection, with a perpendicular central ray
lateral projection (swimmers method)
The Grandy method is a(n): a. lateral projection of the cervical vertebrae b. lateral projection of the cervicothoracic region c. AP/PA thoracolumbar spine d. lateral thoracolumbar spine
lateral projection of the cervical vertebrae
An alternate method of positioning the central ray for the L5-S1 lateral projection is: a. parallel with the interiliac line b. perpendicular to the interiliac line c. parallel with the midsagittal plane d. perpendicular to the midcoronal plane
parallel with the interiliac line
The part of the lamina that lies between the superior and inferior articular processes is called the: a. transverse process b. pars interarticularis c. accessory process d. mammillary process
pars interarticularis
From the junction of which two vertebral structures do transverse processes originate in typical vertebrae? a. pedicle and body b. pedicle and lamina c. spinous process and body d. spinous process and lamina
pedicle and lamina
The short, thick processes that project posteriorly on each side of a vertebral body are called the: a. pedicles b. laminae c. transverse processes d. spinous processes
pedicles
What is the name of the short, thick bony processes that project posteriorly from the lateral and superior aspects of the vertebral bodies of typical vertebrae? a. laminae b. pedicles c. spinous processes d. transverse processes
pedicles
How should the central ray be directed for the AP projection (open mouth)? a. perpendicular b. 15 degrees caudally c. 15 degrees chephalically d. 20 degrees cephalically
perdendicular
How many degrees and in which direction should the central ray be directed for the lateral projection of L5-S1 when the vertebral column is positioned parallel with the table? a. perpendicular b. 5 to 8 caudad c. 5 to 8 degrees cephalad d. 15 to 20 degrees caudad
perpendicular
How many degrees and in which direction should the central ray be directed for the lateral projection of the coccyx? a. perpendicular b. 10 degrees caudad c. 15 degrees caudad d. 15 degrees cephalad
perpendicular
How many degrees and in which direction should the central ray be directed for the lateral projection of the lumbar vertebrae when the vertebral column is positioned parallel with the table? a. perpendicular b. 5 to 8 caudad c. 5 to 8 degrees cephalad d. 15 to 20 degrees caudad
perpendicular
How many degrees and in which direction should the central ray be directed for the lateral projection of the sacrum? a. perpendicular b. 10 degrees caudad c. 15 degrees caudad d. 15 degrees cephalad
perpendicular
Where is the central ray directed for an "open mouth" AP projection of the atlas and axis? a. perpendicular through the open mouth b. perpendicular to the acanthion c. parallel to the acanthiomeatal line d. parallel to the orbitomeatal line
perpendicular through the open mouth
An abnormal lateral curvature of the spine is termed: a. scoliosis b. kyphosis c. lordosis d. scoliokyphosis
scoliosis
Which abnormal spinal condition involves any lateral curvature of the vertebral column? a. lordosis b. scoliosis c. kyphosis d. spina bifida
scoliosis
Where should the center of the IR be positioned for the "open mouth" AP projection of the atlas and axis? a. to the "Adam's apple" b. first cervical vertebra c. second cervical vertebra d. fourth cervical vertebra
second cervical vertebra
The "vertebra prominens" is the name given to the: a. First cervical vertebra b. Second cervical vertebra c. Seventh cervical vertebra d. First thoracic vertebra
seventh cervical vertebra
Which of the following should be demonstrated on a coccyx radiograph? a. wide collimation b. short-scale contrast c. long-scale contrast d. gas in the rectum
short-scale contrast
The respiration phase for the "open mouth" AP projection of the atlas and axis is: a. inspiration b. expiration c. suspended respiration d. softly phonate "ah" during the exposure
softly phonate "ah" during the exposure
Which vertebral process projects posteriorly from the junction of the laminae and pedicles? a. spinous process b. transverse process c. superior articular process d. inferior articular process
spinous process
Which of the following methods is used to evaluate the thoracic and lumbar spine during scoliosis radiography? a. Pawlow b. Ferguson c. Twining d. Lindblom
Ferguson
Which position of the cervical vertebral column best demonstrates the right intervertebral foramina when the central ray is angled 15 to 20 degrees caudad? a. LAO b. LPO c. RAO d. RPO
RAO
Which position of the cervical vertebral column best demonstrates the left intervertebral foramina when the central ray is angled 15 to 20 degrees cephalad? a. LAO b. LPO c. RAO d. RPO
RPO
Which vertebral structure has bifid tips? a. spinous process of the cervical vertebrae b. spinous process of the thoracic vertebrae c. transverse process of the cervical vertebrae d. transverse process of the thoracic vertebrae
spinous process of the cervical vertebrae
The condition of the lumbar spine in which there is anterior displacement of one vertebra over another is termed: a. scoliosis b. spondylolysis c. spondylolisthesis d. scoliokyphosis
spondylolisthesis
Which projection of the vertebral column best demonstrates lordosis? a. AP projection of the lumbar vertebral column b. AP projection of the thoracic vertebral column c. lateral projection of the lumbar vertebral column d. lateral projection of the thoracic vertebral column
lateral projection of the lumbar vertebral column
How are small weights applied to the arms for the lateral projection of the cervical spine? a. affixed to the elbows b. affixed to the wrists c. held in the hands d. held by the fingers
affixed to the wrists
On each side of the sacral base is a large winglike mass called the: a. ala b. base c. promontory d. superior articular process
ala
Which evaluation criterion pertains to the lateral projection of the cervical vertebrae? a. all seven cervical vertebrae should be demonstrated b. the spinous processes should be equidistant to the pedicles c. the intervertebral foramina should be open with foramina closest to the IR well demonstrated d. the intervertebral foramina should be open with foramina farthest from the IR well demonstrated
all seven cervical vertebrae should be demonstrated
Which projection of the vertebral column best demonstrates kyphosis? a. AP projection of the lumbar vertebral column b. AP projection of the thoracic vertebral column c. lateral projection of the lumbar vertebral column d. lateral projection of the thoracic vertebral column
lateral projection of the thoracic vertebral column
The superior and inferior articular processes of the cervical spine form thick columns called the: a. facets b. laminae c. pedicles d. articular pillars
articular pillars
Which structures of a typical vertebrae are the zygapophyses? a. vertebral foramina b. articular processes c. transverse processes d. intervertebral foramina
articular processes
For the AP projection of the thoracic vertebral column, where should the central ray be centered on the anterior chest wall? a. at the sternal angle b. at the jugular notch c. at the level of the inferior angles of the scapula d. at a point halfway between the jugular notch and the xiphoid process
at a point halfway between the jugular notch and the xiphoid process
Where should the arms be placed for a lateral projection of the thoracic spine? a. over the head b. flexed in front of the thorax c. at right angles to the long axis of the body d. variable, depending on body habitus
at right angles to the long axis of the body
The radiographer should not use the Fuchs method to obtain the AP projection of the dens if the patient is: a. intoxicated b. unable to suspend respiration c. unable to depress both shoulders d. suspected to have a fracture or degenerative disease
suspected to have a fracture or degenerative disease
Where is the 35- × 43-cm IR centered for a lateral lumbar spine? a. L2 b. L3 c. the ASIS d. the iliac crests
the iliac crests
Where is the 35- × 43-cm central ray directed for a lateral lumbosacral spine? a. L2 b. L3 c. the ASIS d. the iliac crests
the iliac crests
Where is the IR centered for an AP projection of the lumbosacral spine? a. L2 b. L3 c. the ASIS d. the iliac crests
the iliac crests
Which evaluation criterion pertains to the PA axial oblique projection of the cervical vertebrae? a. all seven cervical vertebrae should be demonstrated b. the spinous processes should be equidistant to the pedicles c. the intervertebral foramina should be open with foramina closest to the IR well demonstrated d. the intervertebral foramina should be open with foramina farthest from the IR well demonstrated
the intervertebral foramina should be open with foramina closest to the IR well demonstrated
Which evaluation criterion pertains to the AP axial oblique projection of the cervical vertebrae? a. all seven cervical vertebrae should be demonstrated b. the spinous processes should be equidistant to the pedicles c. the intervertebral foramina should be open with foramina closest to the IR well demonstrated d. the intervertebral foramina should be open with foramina farthest from the IR well demonstrated
the intervertebral foramina should be open with foramina farthest from the IR well demonstrated
Which positioning error most likely occurred if the zygapophyseal joints were not well demonstrated and the pedicle was quite anterior on the vertebral body in an image of an AP oblique projection of the lumbar vertebrae? a. the patient was rotated too much b. the patient was not rotated enough c. the spine was not parallel with the table d. the central ray was not perpendicular to the IR
the patient was not rotated enough
Which positioning error most likely occurred if the zygapophyseal joints were not well demonstrated and the pedicle was quite posterior on the vertebral body in an image of an AP oblique projection of the lumbar vertebrae? a. the patient was rotated too much b. the patient was not rotated enough c. the spine was not parallel with the table d. the central ray was not perpendicular to the IR
the patient was rotated too much
Which two vertebral curvatures are anteriorly concave? a. cervical and lumbar b. cervical and thoracic c. thoracic and lumbar d. thoracic and pelvic
thoracic and pelvic
Which two vertebral curvatures are kyphotic curves? a. cervical and lumbar b. cervical and thoracic c. thoracic and lumbar d. thoracic and pelvic
thoracic and pelvic
Which two vertebral curves are primary curves? a. cervical and lumbar b. cervical and thoracic c. thoracic and lumbar d. thoracic and pelvic
thoracic and pelvic
Which intervertebral foramina are demonstrated on the PA axial oblique projection of the cervical spine? a. those closest to the IR b. those farthest from the IR c. both sides are equally demonstrated d. the inferior side farthest from the IR
those closest to the IR
Which intervertebral foramina and pedicles are demonstrated on an AP axial oblique projection of the cervical spine? a. both sides equally b. the closest side greater than the farthest side c. those closest to the IR d. those farthest from the IR
those farthest from the IR
Which intervertebral foramina are demonstrated on an AP axial oblique projection of the cervical spine? a. those farthest from the IR b. those closest to the IR c. both sides equally demonstrated d. the inferior six closest to the IR
those farthest from the IR
Where is the center of the IR positioned for the AP projection of the dens, Fuchs method? a. acanthion b. mental point c. external acoustic meatus d. tip of the mastoid process
tip of the mastoid process
For the AP projection of the thoracic vertebral column with the patient in the supine position, why should the patient's hips and knees be flexed? a. to reduce kyphosis b. to decrease lordosis c. to depress the diaphragm to its lowest level d. to raise the diaphragm to its highest level
to reduce kyphosis
Why should the patient flex the hips and knees for the AP projection of the lumbar vertebral? a. to reduce lumbar lordosis b. to increase lumbar lordosis c. to raise the diaphragm to its highest level d. to depress the diaphragm to its lowest level
to reduce lumbar lordosis
Ideally, the cathode end of an x-ray tube should be positioned to take advantage of the "heel effect" of the tube. Where should the cathode be placed for an AP thoracic spine? a. toward the head b. toward the feet c. head or foot end d. variable, depending on body habitus
toward the feet
The openings in the cervical vertebrae for the transmission of the vertebral artery and vein are called the: a. transverse foramen b. vertebral foramen c. intervertebral foramina d. inferior vertebral notch
transverse foramen
Which cervical vertebral structures are perforated with a foramen for the passage of the vertebral artery and vein? a. body b. pedicles c. spinous process d. transverse process
transverse process
If a lead rubber sheet is not placed on the table when performing a lateral projection of the thoracic spine, the image may be: a. underexposed b. overexposed c. too high in contrast d. too low in contrast
underexposed
Which projection of the Ferguson method should be performed to evaluate scoliosis best? a. upright PA b. upright AP c. recumbent PA d. recumbent AP
upright PA
What should be done to reduce the magnification caused by the increased OID distance in the lateral projection of the cervical vertebrae? a. angle the central ray 15 degrees cephalad b. instruct the patient to hold weights in each hand c. take the exposure on suspended full expiration d. use a 72-inch SID
use a 72 inch SID
The vertebral body and the vertebral arch surround a space called the: a. lamina b. vertebral notch c. vertebral foramen d. intervertebral foramina
vertebral foramen
What type of compensating filter is suggested for the AP projection of the thoracic spine? a. wedge b. double wedge c. trough d. Boomerang
wedge
The articulations between the articular processes of the vertebral arches are called the: a. costovertebral joints b. costotransverse joints c. intervertebral joints d. zygapophyseal joints
zygapophyseal joints
What is demonstrated is the "scottie dog" is well visualized? a. zygapophyseal joints of the lumbar vertebrae b. zygapophyseal joints of the thoracic vertebrae c. intervertebral foramina of the lumbar vertebrae d. intervertebral foramina of the thoracic vertebrae
zygapophyseal joints of the lumbar vertebrae
Which projections will demonstrate the right sacroiliac joint? 1.) AP oblique, LPO position 2.) AP oblique, RPO position 3.) PA oblique, RAO position a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3
1 and 3
The central-ray angle for a lateral coccyx and sacrum is: a. 0 degrees b. 5 degrees caudad c. 10 degrees caudad d. 5 to 10 degrees cephalad
0 degrees
The central-ray angle for a lateral coccyx is: a. 0 degrees b. 10 degrees caudad c. 15 degrees cephalad d. 10 to 15 degrees caudad
0 degrees
The central-ray angle for an AP oblique sacroiliac joint is: a. 0 degrees b. 5 degrees c. 7 degrees d. 5 to 7 degrees
0 degrees
What is the central-ray angle for an AP thoracic spine? a. 0 degrees b. 5 degrees caudad c. 7 degrees caudad d. 5 to 7 degrees cephalad
0 degrees
What is the central-ray angulation for the AP projection of the dens, Fuchs method? a. 0 degrees b. 5 degrees caudad c. 15 degrees cephalad d. 20 degrees cephalad
0 degrees
What is the central-ray angulation for the lateral projection of the cervicothoracic region (swimmer's technique) when the shoulder can be depressed? a. 0 degrees b. 5 degrees caudad c. 10 degrees caudad d. 5 to 10 degrees caudad
0 degrees
The average range of the angle of the L1-L3 zygapophyseal joints are: a. 0 to 30 degrees b. 0 to 35 degrees c. 15 to 45 degrees d. 45 to 60 degrees
0 to 30 degrees
When only the lumbar vertebrae (not lumbosacral) are imaged in the AP projection, the central ray is directed: a. 1 1/2 inches above the iliac crests b. 2 inches above the iliac crests c. 3 inches above the iliac crests d. 2 to 3 inches above the iliac crests
1 1/2 inches above the iliac crests
Where should the superior edge of the IR be placed for an AP projection of the thoracic vertebrae? a. 1 inch above the shoulders b. 1 1/2 to 2 inches above the shoulders c. 1 1/2 to 2 inches below the shoulders d. at the level of the shoulders
1 1/2 to 2 inches above the shoulders
With reference to the patient, where should the top border of the IR or collimated field be positioned for the AP projection of the thoracic vertebrae? a. to the level of T7 b. to the level of the jugular notch c. 1 1/2 to 2 inches above the sternal angle d. 1 1/2 to 2 inches above the top of the shoulders
1 1/2 to 2 inches above the top of the shoulders
Which of the following should be performed to place the back in contact with the table for an AP thoracic spine? 1.) flex the hips 2.) flex the knees 3.) flex the cervical spine a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3
1 and 2
Which of the following should be performed to reduce the lordotic curvature of the lumbar spine for the AP projection? 1.) flex the hips 2.) flex the knees 3.) flex the elbows a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3
1 and 2
A typical vertebra is composed of which main parts: 1.) body 2.) lamina 3.) vertebral arch a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3
1 and 3
The vertebral foramen of the first cervical vertebra contains the: 1.) dens 2.) facets 3.) spinal cord a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3
1 and 3
Which of the following vertebral areas have a kyphotic curve? 1.) thoracic 2.) lumbar 3.) sacrum and coccyx a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3
1 and 3
Which of the following vertebral areas have a lordotic curve? 1.) cervical 2.) thoracic 3.) lumbar a. 1 and 2 b. 1 and 3 c. 2 and 3 d. 1, 2, and 3
1 and 3
How many thoracic vertebrae have a small concave facet on the transverse process, for articulation with the tubercle of a rib? a. 7 b. 8 c. 10 d. 12
10
How many degrees and in which direction should the central ray be directed for an AP axial projection of the coccyx? a. perpendicular b. 10 degrees caudad c. 15 degrees caudad d. 15 degrees cephalad
10 degrees caudad
The central-ray angle for an AP axial projection of the coccyx is: a. 10 degrees caudad b. 15 degrees caudad c. 10 degrees cephalad d. 15 degrees cephalad
10 degrees caudad
How many degrees and in which direction should the central ray be directed for an PA axial projection of the coccyx? a. 10 degrees caudad b. 10 degrees cephalad c. 15 degrees caudad d. 15 degrees cephalad
10 degrees cephalad
Occasionally, a patient may have to be placed in the prone position for a PA projection of the coccyx. What is the central-ray angle for this projection? a. 10 degrees caudad b. 10 degrees cephalad c. 15 degrees caudad d. 15 degrees cephalad
10 degrees cephalad
If support is not placed under the lower thoracic vertebrae for a lateral projection, the central ray may have to be angled. What is the degree of angulation that would be required? a. 10 degrees caudad b. 10 to 15 degrees caudad c. 15 degrees cephalad d. 10 to 15 degrees cephalad
10 to 15 degrees cephalad
How many degrees and in which direction should the central ray be directed if it is necessary to have the patient prone for a PA axial projection of the sacrum? a. 10 degrees caudad b. 10 degrees cephalad c. 15 degrees caudad d. 15 degrees cephalad
15 degrees caudad
Occasionally, a patient may have to be placed in the prone position for a sacrum radiography, and a PA projection performed. What is the central-ray angle for this projection? a. 10 degrees caudad b. 15 degrees caudad c. 10 degrees cephalad d. 15 degrees cephalad
15 degrees caudad
What is the central-ray centering point for an AP oblique lumbar spine? a. at the ASIS b. 2 inches medial to the elevated ASIS c. 2 inches medial to the elevated ASIS and 1 inch above the iliac crest d. 2 inches medial to the elevated ASIS and inches 1 1/2 above the iliac crest
2 inches medial to the elevated ASIS and 1 1/2 inches above the iliac crest
Which of the following describes the central ray centering point for the L5-S1 lateral projection? a. 2 inches posterior to the ASIS b. 3 inches posterior to the ASIS c. 2 inches posterior to the ASIS and 1 1/2 inches below the iliac crest d. 2 inches posterior to the ASIS and 2 inches below the iliac crest
2 inches posterior to the ASIS and 1 1/2 inches below the iliac crest
Where does the central ray enter the body for the AP axial projection of the lumbosacral junction? a. at the pubic symphysis b. 2 inches superior to the pubic symphysis c. 3 inches superior to the pubic symphysis d. at the level of the ASISs
2 inches superior to the pubic symphysis
Where does the central ray enter the patient for an AP axial projection of the coccyx? a. at the pubic symphysis b. 1 inch inferior to the pubic symphysis c. 2 inches superior to the pubic symphysis d. 3 inches superior to the pubic symphysis
2 inches superior to the pubic symphysis
Where does the central ray enter the patient for an AP axial projection of the sacrum? a. 2 inches at the pubic symphysis b. 1 inch inferior to the symphysis c. 1 inch at the pubic symphysis d. 2 inches superior to the pubic symphysis
2 inches superior to the pubic symphysis
Which central-ray angulation would be used to demonstrate the cervical spine pillars and laminae for an AP axial projection on a trauma patient? a. 20 to 30 degrees caudad b. 20 to 30 degrees cephalad c. 30 to 40 degrees caudad d. 30 to 40 degrees cephalad
20 to 30 degrees caudad
How many true, or movable, vertebrae are there in the vertebral column? a. 7 b. 12 c. 24 d. 33
24
How many degrees of body rotation from the supine position are required for an AP oblique projection of the SI joints? a. 15 to 20 b. 25 to 30 c. 35 to 45 d. 45 to 55
25 to 30
How many degrees is the body rotated for the AP oblique projection of the sacroiliac joint? a. 20 degrees b. 30 degrees c. 30 degrees d. 25 to 30 degrees
25 to 30 degrees
The angle of the articulation between the sacrum and the ilia (the sacroiliac joints) is: a. 15 degrees b. 30 degrees c. 45 degrees d. 25 to 30 degrees
25 to 30 degrees
How many foramina are located in each cervical vertebra? a. 1 b. 2 c. 3 d. 4
3
Where is the central ray positioned for a lateral coccyx? a. 3 1/2 inches posterior to ASIS and 1 inch inferior b. 3 1/2 inches posterior to ASIS and 2 inches inferior c. 4 inches inferior to the iliac crest d. 5 inches inferior to the iliac crest
3 1/2 inches posterior to ASIS and 2 inches inferior
When the shoulder is immobile and cannot be depressed sufficiently for the cervicothoracic region lateral projection (swimmer's technique), the central ray is angled: a. 0 degrees b. 10 degrees caudad c. 3 to 5 degrees caudad d. 3 to 5 degrees cephalad
3 to 5 degrees caudad
How many degrees and in which direction should the central ray be directed for an AP axial projection of the lumbosacral junction and SI joints? a. 5 to 8 caudad b. 5 to 8 cephalad c. 30 to 35 caudad d. 30 to 35 cephalad
30 to 35 cephalad
What is the central-ray angle for the AP axial projection of the lumbosacral junction? a. 25 degrees cephalad b. 30 to 35 degrees cephalad c. 35 to 45 degrees cephalad d. 40 to 50 degrees cephalad
30 to 35 degrees cephalad
The zygapophyseal joints of the lumbar spine form an angle of how many degrees from the posterior midsagittal plane? a. 45 degrees b. 15 to 20 degrees c. 30 to 60 degrees d. 70 to 75 degrees
30 to 60 degrees
With reference to the midsagittal plane, how do zygapophyseal joints open in lumbar vertebra? a. 15 to 20 degrees posteriorly b. 30 to 60 degrees anteriorly c. 30 to 60 degrees posteriorly d. 90 degrees laterally
30 to 60 degrees posteriorly
How many vertebrae make up the vertebral column? a. 24 b. 27 c. 33 d. 54
33
When viewed from the side, the vertebral column presents how many curves? a. 2 b. 3 c. 4 d. 5
4
How many degrees and in which direction should the central ray be directed for the lateral projection of the lumbar vertebrae column is not parallel with the tube? a. perpendicular for males, 8 degrees caudad for female b. perpendicular for females, 5 degrees for males c. 5 degrees caudad for males, 8 degrees caudad for females d. 5 degrees caudad for females, 8 degrees caudad for males
5 degrees caudad for males, 8 degrees caudad for females
If the lumbar spine cannot be adjusted so it is horizontal for the lateral projection, the central ray should be angled: a. 5 degrees men, 8 degrees women—cephalad b. 5 degrees men, 8 degrees women—caudad c. 8 degrees men, 12 degrees women—cephalad d. 8 degrees men, 12 degrees women—caudad
5 degrees men, 8 degrees women—caudad
When the spine cannot be placed in a true horizontal position for the L5-S1 lateral projection, the central ray must be angled: a. 5 degrees men, 8 degrees women—caudad b. 5 degrees men, 8 degrees women—cephalad c. 5 degrees, 8 degrees—caudad for all d. 5 degrees, 8 degrees—cephalad for all
5 degrees men, 8 degrees women—caudad
The SID for a lateral cervical spine must be a minimum of how many inches? a. 40 inches b. 48 inches c. 40 to 60 inches d. 60 to 70 inches
60 to 70 inches
The recommended SID for a dorsal decubitus (cross-table) lateral projection of the cervical spine on a trauma patient is: a. 36 inches b. 40 inches c. 48 inches d. 60 to 72 inches
60 to 72 inches
What is the recommended SID for the AP axial oblique projection of the cervical spine? a. 48 inches b. 60 inches c. 40 to 48 inches d. 60 to 72 inches
60 to 72 inches
The zygapophyseal joints of the thoracic spine form an angle of how many degrees with the midsagittal plane? a. 45 degrees b. 90 degrees c. 15 to 20 degrees d. 70 to 75 degrees
70 to 75 degrees
With reference to the midsagittal plane, how do zygapophyseal joints open in the thoracic vertebrae? a. 15 to 20 degrees anteriorly b. 30 to 45 degrees posteriorly c. 70 to 75 degrees anteriorly d. 90 degrees laterally
70 to 75 degrees anteriorly
What is the recommended size of the collimated field for the lateral projection of the cervical vertebrae? a. 5 X 5 inches b. 8 X 10 inches c. 10 X 12 inches d. 10 inches long and 1 inch beyond skin shadow on each side
8 X 10
The intervertebral foramina of the superior four lumbar vertebra are situated how many degrees from the midsagittal plane? a. 90 degrees b. 15 to 20 degrees c. 30 to 50 degrees d. 70 to 75 degrees
90 degrees
The intervertebral foramina of the thoracic spine form an angle of how many degrees with the midsagittal plane? a. 45 degrees b. 90 degrees c. 15 to 20 degrees d. 70 to 75 degrees
90 degrees
With reference to the midsagittal plane, how do zygapophyseal joints open in the thoracic vertebrae? a. 20 degrees anteriorly b. 25 degrees posteriorly c. 45 degrees posteriorly d. 90 degrees laterally
90 degrees laterally
For which projection is the patient instructed to softly phonate "ah" during the exposure? a. lateral cervical vertebrae b. AP "open mouth" atlas and axis c. AP dens, Fuchs method d. AP axial cervical spine
AP "open mouth" atlas and axis
Which projection of the cervical vertebral column best demonstrates the intervertebral foramina? a. lateral projection b. AP axial projection c. AP axial oblique projection d. AP projection (open mouth)
AP axial oblique projection
For which projection of the cervical vertebrae should the central ray be angled 15 to 20 degrees cephalad? a. AP axial projection b. PA axial projection c. AP projection (open mouth) d. AP projection (Fuchs method)
AP axial projection
Which projection of the lumbar vertebrae best demonstrates the zygapophyseal joints? a. AP projection b. lateral projection c. AP oblique projection d. AP axial oblique projection
AP oblique projection
Which projection best demonstrates the right SI joint? a. lateral projection with the patient in right lateral recumbent position b. PA oblique projection with the patient in the LAO position c. AP oblique projection with the patient in the LPO position d. AP oblique projection with the patient in the RPO position
AP oblique projection with the patient in the LPO position
Which projection best demonstrates the left SI joint? a. lateral projection with the patient in right lateral recumbent position b. PA oblique projection with the patient in the LAO position c. AP oblique projection with the patient in the LPO position d. AP oblique projection with the patient in the RPO position
AP oblique projection with the patient in the RPO position
Which of the following is the essential projection used to demonstrate the zygapophyseal joints of the lumbar spine? a. AP b. lateral c. AP oblique, RPO and LPO position d. PA oblique, RAO and LAO position
AP oblique, RPO and LPO position
The projection demonstrated in the figure above is the: a. AP oblique, sacroiliac joint b. PA oblique, sacroiliac joint c. AP oblique, lumbar spine d. PA oblique, lumbar spine
AP oblique, sacroiliac joint
Which projection of the lumbar vertebrae requires MSP positioned perpendicular to the IR? a. AP projection b. lateral projection c. AP oblique projection d. lateral projection, L5-S1
AP projection
Which projection of the cervical vertebrae demonstrates the dens imaged within the foramen magnum? a. lateral b. AP axial oblique c. AP projection (open mouth) d. AP projection (Fuchs method)
AP projection (Fuchs method)
Which projection most requires usage of the anode heel effect to improve its image quality? a. AP projection of the lumbar vertebral column b. AP projection of the thoracic vertebral column c. AP axial projection of the cervical vertebral column d. AP projection of the cervical vertebrae (open mouth)
AP projection of the thoracic vertebral column
Which of the following describes the Fuchs method? a. AP, dens b. AP, atlas and axis c. AP, cervicothoracic region d. lateral, cervicothoracic region
AP, dens
Which structure is known as the "atlas"? a. C1 b. C2 c. dens d. vertebra prominens
C1
Which cervical structures are best demonstrated with the AP projection (open mouth)? a. C1 and C2 b. spinous processes c. interveterbral disks d. interveterbral foramina
C1 and C2
Which evaluation criteria does not apply to the AP axial projection of the cervical vertebral column? a. the interveterbral disk spaces should be open b. the spinous processes should be equidistant to the pedicles c. the mandibular angles should be equidistant to the vertebrae d. C1 and C2 should be seen without mandibular superimposition
C1 and C2 should be seen without mandibular superimposition
On which structure is the dens located? a. C1 b. C2 c. spinous process d. transverse process
C2
Which structure is known as the "axis"? a. C1 b. C2 c. dens d. vertebra prominens
C2
Where is the central ray directed for the lateral projection of the cervicothoracic region (swimmer's technique)? a. sixth cervical vertebra b. seventh cervical vertebra c. first thoracic vertebra d. C7-T1
C7-T1
Which of the following methods is used to demonstrate the dens within the foramen magnum? a. Grandy b. Fuchs c. Twining d. Pawlow
Fuchs
A comminuted fracture of the ring of C1 is termed a: a. comminuted fracture b. Jefferson fracture c. hangman's fracture d. clay shoveler's fracture
Jefferson fracture
Where should the central ray be directed for the AP projection of only the lumbar vertebrae? a. L2 b. L4 c. 3 inches above the iliac crests d. 2 inches above the symphysis pubis
L4
Which of the following methods uses a "chewing motion" of the mandible to demonstrate the cervical spine in an AP projection? a. Ottonello b. Grandy c. Twining d. Fuchs
Ottonello
Which projection of the vertebral column best demonstrates scoliosis? a. PA projection of the thoracolumbar vertebral column b. lateral projection of the lumbosacral vertebral column c. lateral projection of the cervicothoracic vertebral column d. AP projection of the cervicothoracic vertebral column
PA projection of the thoracolumbar vertebral column
What structures are not well visualized on a lateral projection of the thoracic vertebrae? a. T1 to T3 b. T1 to T5 c. intervertebral disk spaces d. intervertebral foramina
T1 to T3
Which thoracic vertebrae contain costal facets on the transverse process? a. T1-T3 b. T1-T9 c. T1-T10 d. T1-T12
T1-T10
Which thoracic vertebrae contain only a single costal facet on its body? a. T1, T2 b. T1, T2, T3 c. T11, T12 d. T10, T11, T12
T10, T11, T12
Which of the following is placed perpendicular to the tabletop for the AP axial cervical vertebrae? a. glabellomeatal line b. orbitomeatal line c. acanthiomeatal line d. a line drawn from the lower edge of the upper incisors to the tip of the mastoid process
a line drawn from the lower edge of the upper incisors to the tip of the mastoid process
Which of the following lines must be perpendicular to the IR for the AP "open mouth" atlas and axis? a. glabellomeatal line b. orbitomeatal line c. acanthiomeatal line d. a line drawn from the lower edge of the upper incisors to the tip of the mastoid process
a line drawn from the lower edge of the upper incisors to the tip of the mastoid process
What compensation should be made in the lateral projection of the thoracic vertebral column on a recumbent patient when the lower thoracic region is not parallel with the table? a. place cushions under patients head b. direct the perpendicular central ray to T10 c. angle the central ray 10 to 15 degrees caudad d. angle the central ray 10 to 15 degrees cephalad
angle the central ray 10 to 15 degrees cephalad
The articulating facet on the inferior articular process of the vertebrae is located on its: a. posterior surface b. anterior surface c. superior surface d. inferior surface
anterior surface
On which structure is the dens located? a. body of C1 b. body of C2 c. transverse process of C1 d. transverse process of C2
body of C2
The intervertebral joints of the spinal column are classified as: a. fibrous-syndesmosis b. cartilaginous-symphysis c. synovial-gliding d. synovial-pivot
cartilaginous-symphysis
How is the thorax centered for a lateral thoracic spine? a. center the anterior half to the center of the grid b. center the posterior half to the center of the grid c. center the midcoronal plane to the center of the grid d. center the midsagittal plane to the center of the grid
center the posterior half to the center of the grid
How should the Ir be positioned for the AP axial projection of the cervical vertebral column? a. centered to C4 b. centered to mastoid tips c. with the top border at the level of C4 d. with the top border at the level of C7
centered to C4
Thoracic vertebra differ from cervical and lumbar vertebrae because thoracic vertebrae have: a. demifacets b. no transverse processes c. the largest spinous processes d. bifid tips on the spinous processes
demifacets
What should be done so that the magnified shoulder farthest away from the IR is projected below the lower cervical vertebra for the lateral projection of the cervical vertebrae? a. direct a horizontal central ray to C4 b. direct a horizontal central ray to C7 c. angle the central ray 15 degrees caudad d. angle the central ray 15 degrees cephalad
direct a horizontal central ray to C4
Patients may arrive in the emergency department with trauma to the neck. Which projection of the cervical spine is performed first, and then reviewed by a physician, before proceeding with other projections? a. AP axial b. PA axial oblique c. AP axial oblique d. dorsal decubitus (cross-table) lateral
dorsal decubitus (cross-table) lateral
What should be done to prevent mandibular rami from superimposing cervical vertebrae in the lateral projection of the cervical vertebral column? a. elevate the chin b. direct a horizontal central ray to C4 c. angle the central ray 15 degrees cephalad d. instruct the patient to hold weights in each hand
elevate the chin
The respiration phase for the AP oblique projection of the lumbar spine is: a. inspiration b. expiration c. suspended respiration d. shallow breathing
expiration
How are the lower limbs positioned for the AP axial projection of the lumbosacral junction? a. extended b. flexed c. externally rotated d. internally rotated
extended
The AP projection that demonstrates the dens using the Fuchs method differs from the AP projection (open mouth) because the Fuchs method: a. directs the central ray to C4 b. angles the central ray 15 degrees cephalad c. extends the chin and keeps the mouth closed d. demonstrates interveterbral foramina of the upper vertebrae
extends the chin and keeps the mouth closed
The articulating surfaces of the articular processes of the vertebrae are covered with fibrocartilage. These surfaces are called: a. facets b. notches c. foramens d. tubercles
facets
Which projection of the vertebral column demonstrates "scottie dogs"? a. lateral projection of the lumbar vertebral column b. lateral projection of the thoracic vertebral column c. oblique projection of the lumbar vertebral column d. oblique projection of the cervical vertebral column
oblique projection of the lumbar vertebral column
Where should the central ray be centered on the patient for the AP projection of the lumbosacral vertebra? a. on the xiphoid process b. on MSP at the level of the iliac crests c. on MSP at the level of the greater trochanters d. on MSP 1 1/2 inches above the iliac crests
on MSP at the level of the iliac crests
For the lateral projection (swimmers method) of the cervical vertebrae, how and where should the central ray be directed? a. perpendicular to C4 b. perpendicular to the intervertebral disk space of C7 and T1 c. angled 15 degrees cephalad to C4 d. angled 15 degrees cephalad to the intervertebral disk space of C7 and T1
perpendicular to the intervertebral disk space of C7 and T1
Which of the following will prevent the AEC detector from prematurely terminating the exposure during a lateral lumbar spine? a. using a 24- × 30-cm IR b. using a 30- × 35-cm IR c. collimating 2 inches at each end of the IR d. placing a sheet of lead rubber on the table behind the patient
placing a sheet of lead rubber on the table behind the patient
Which of the following would improve visualization of the spinous processes and overall image quality on the lateral projection of the thoracic vertebrae? a. activation of center detector on the automatic exposure control b. placing lead rubber on the table behind the patient c. use a breathing technique (low mA with a long exposure time) d. use of a bow-tie-type compensating filter
placing lead rubber on the table behind the patient
The articulating facet on the superior articular process of the vertebrae is located on its: a. inferior surface b. superior surface c. anterior surface d. posterior surface
posterior surface
The vertebral column articulates with the hip bone at the: a. sacroiliac joint b. pubic symphysis c. acetabulum d. lumbar-5, sacral-1 joint
sacroiliac joint
Which maneuver should be used to help obtain maximum depression of the shoulders in the lateral projection of the cervical vertebral column? a. direct the central ray 15 degrees caudad b. direct the central ray 15 degrees cephalad c. suspend respiration after full inspiration d. suspend respiration after full expiration
suspend respiration after full expiration
The phase of respiration for a hyperflexion or hyperextension lateral cervical spine is: a. shallow breathing b. suspended respiration c. full expiration d. full inspiration
suspended respiration
The phase of respiration for an AP projection of the lumbar spine is: a. suspended respiration b. deep inspiration c. deep expiration d. shallow breathing
suspended respiration
The respiration phase for an AP or PA axial oblique projection of the cervical spine is: a. shallow breathing b. suspended respiration c. full inspiration d. full expiration
suspended respiration
The zygapophyseal joints of the vertebral column are classified as: a. synovial-gliding b. synovial-pivot c. synovial-ellipsoidal d. cartilaginous-symphysis
synovial-gliding
Which evaluation criterion pertains to the AP projection (Fuchs method) of the cervical vertebrae? a. the mandible rami should be superimposed b. all seven cervical vertebrae should be demonstrated c. the intervertebral foramina and disk spaces should be open d. the entire dens should be seen though the foramen magnum
the entire dens should be seen though the foramen magnum
Which evaluation criterion pertains to the AP axial projection of the cervical vertebrae? a. all seven cervical vertebrae should be demonstrated b. the spinous processes should be equidistant to the pedicles c. the intervertebral foramina should be open with foramina closest to the IR well demonstrated d. the intervertebral foramina should be open with foramina farthest from the IR well demonstrated
the spinous processes should be equidistant to the pedicles
Which vertebral structures are best demonstrated if a supine patient is rotated 45 degrees with the right side elevated and a perpendicular central ray is directed at the third lumbar vertebra? a. intervertebral foramina on the left side b. intervertebral foramina on the right side c. zygapophyseal joints on the left side d. zygapophyseal joins on the right side
zygapophyseal joints on the left side
Which vertebral structures are best demonstrated with the AP oblique projection of the lumbar vertebral column with the patient positioned in a 45 degree LPO? a. intervertebral foramina b. lumbar vertebral bodies in profile c. zygapophyseal joints on the left side d. zygapophyseal joins on the right side
zygapophyseal joints on the left side
Which vertebral structures are best demonstrated with the AP oblique projection of the lumbar vertebral column with the patient positioned in a 45 degree RPO? a. intervertebral foramina on the left side b. intervertebral foramina on the right side c. zygapophyseal joints on the left side d. zygapophyseal joins on the right side
zygapophyseal joints on the right side