A&P 1 Chapter 7 quiz
1. : These bones have the thickest body (centrum) with short blunt spinous processes. 2. : The fused rudimentary tailbone. 3. : The bone that articulates with the occipital condyles. 4. : These bones have articular facets for the ribs. 5. : Allows the head to nod "yes." 6. : Allows the head to shake "no."
1. Lumbar vertebrae: These bones have the thickest body (centrum) with short blunt spinous processes. 2. Coccyx: The fused rudimentary tailbone. 3. Atlas: The bone that articulates with the occipital condyles. 4. Thoracic vertebrae: These bones have articular facets for the ribs. 5. Atlas: Allows the head to nod "yes." 6. Axis: Allows the head to shake "no."
1. Connects occipital and temporal bones. 2. Connects temporal and parietal bones. 3. Connects occipital and parietal bones. 4. Connects right and left parietal bones. 5. Connects parietal and frontal bones.
1. Occipitomastoid suture.Connects occipital and temporal bones. 2. Squamosal suture.Connects temporal and parietal bones. 3. Lambdoid suture.Connects occipital and parietal bones. 4. Sagittal suture.Connects right and left parietal bones. 5. Coronal suture.Connects parietal and frontal bones.
How many lumbar vertebrae are in the vertebral column?
5
How many lumbar vertebrae are there in a typical adult skeleton?
5
How many pairs of ribs are considered false ribs?
5
How many pairs of ribs articulate directly with the sternum?
7
Identify the bone(s) that form(s) the majority of the hard palate and a keystone bone of the face.
A
Which letter represents the cervical curvature?
A
Which of these curvatures on the spine are NOT present at birth but develop later?
A and C
Identify the best description of the mandibular condyle.
A projection on the mandible
Identify the best description of the mandibular fossa.
A shallow depression
What is the name of the first cervical vertebra?
Atlas
Identify the articulation site that allows us to rotate our head, e.g. shaking the head "no".
Atlas - axis
Identify the major weight bearing part of a vertebra.
Body
Pregnant women may experience an exaggerated lordosis, or swayback. Which curvature is affected during pregnancy?
C
Which of the designated bones articulates with both the vomer and the nasal bones?
C
Which of the following is the only bone that normally moves in relation to the others?
D
Which of the following characteristics do not belong to the lumbar region?
Elongated spinous process
All vertebrae possess a body, a spine, and transverse foramina.
False
Each of the 12 ribs articulates with one vertebrae. Is this statement true or false?
False
Lordosis only occurs in pregnant women.
False
The frontal bone articulates with the parietal bone by means of the sagittal suture.
False
The largest and strongest bone of the face is the maxilla.
False
The lumbar vertebrae are part of the appendicular skeleton.
False
The lumbar vertebrae are roughly the same size as vertebrae from the rest of the vertebral column.
False
The pituitary gland is housed in a saddlelike depression in the temporal bone called the sella turcica.
False
The temporal bone connects to the zygomatic bone via the temporal process of the temporal bone.
False
Sam is an accountant who is especially busy during tax season. By the end of each day he complains of shoulder stiffness and tightness, as well as some upper back pain. What might be Sam's problem, and how could he prevent the discomfort?
Incorrect posture when sitting at a desk can result in kyphosis. Sam needs to practice good posture and/or invest in an ergonomic chair to help him maintain the proper thoracic vertebral curve.
Individual vertebrae articulate with each other forming the vertebral column. Identify the part of a vertebra that articulates immediately with the vertebra below it.
Inferior articular processes
Where is the mandibular fossa located?
Inferior surface of the zygomatic process
Which of the following structures would not be found within a vertebral foramen?
Intervertebral discs
Why is the rib at B considered a true rib?
It passes from the vertebral column to the sternum via its own costal cartilage.
Identify the region of the mandible that forms part of the temporomandibular joint.
Mandibular condyle
Identify the region of the temporal bone that articulates with the mandible.
Mandibular fossa
Identify the articulation site that allows us to nod our head "yes".
Occipital bone - atlas
Identify the region of the skull that articulates with the atlas.
Occipital condyles
Which region of the vertebral column is immediately inferior to the lumbar region?
Sacral
Name the vertebral projection found in a median plane.
Spinous process
After having a severe cold accompanied by nasal congestion, Jamila complained that she had a headache just above her eyes and that the right side of her face ached. What specific bony structures probably became infected by the bacteria or viruses causing the cold?
The frontal sinus located in the frontal bone, and the right maxillary sinus located in the right maxilla
The mandible is unique among the skull bones because of which of the following characteristics?
The mandible is the only bone of the skull that is not joined to the other bones of the skull by immobile sutures.
How are thoracic vertebrae 11 and 12 different from the other vertebrae?
The transverse processes do not have facets that articulate with the tubercles of the ribs.
Which of the following is NOT a characteristic of the parietal bones?
They form the base of the skull.
Which region of the vertebral column is immediately superior to the lumbar region?
Thoracic
Identify a lateral projection of a vertebra.
Transverse process
Costal cartilages join most ribs to the sternum.
True
Mastoiditis is most likely to result from an infection spreading from the throat.
True
The lumbar vertebrae are found in the lower back.
True
The shape of the spinous process can be used to help determine if a vertebra is from the lumbar region.
True
The vertebral column is held in place primarily by the anterior and posterior longitudinal ligaments.
True
There are seven cervical, twelve thoracic, and five lumbar vertebrae.
True
Which vertebra does not have a body?
atlas
What is the name of the second cervical vertebra?
axis
Which of the following bones are part of the axial skeleton?
bones of the face
Which of these important processes is found on the highlighted bone?
coronoid process
Thoracic vertebrae differ from the other vertebrae in that they have ________.
costal facets
The superior nasal concha is a part of which bone?
ethmoid
What is the most specific term you could apply to the rib at D?
floating rib
Name the foramen at letter C.
foramen magnum
The __________ is the only bone in the body that does NOT directly articulate with any other bone.
hyoid bone
Which bone acts as a moveable base for the tongue?
hyoid bone
The hyoid bone is unique because it ________.
is the only bone of the body that does not articulate with any other bone
Which of the following is the normal curve often seen in pregnant women as they attempt to preserve their center of gravity toward the end of the pregnancy?
lordosis
Which vertebrae would you expect to have the largest body, relative to the other regions?
lumbar
Which of the following pairs is correctly matched?
lumbar vertebrae; short, flat spinous processes
During late pregnancy, women may exhibit temporary lordosis. This is advantageous because temporary lordosis _________.
makes it easier for a woman to maintain her balance
Name the highlighted bone(s).
mandible, or mandibular bone
What portion of the sternum is identified by the letter A?
manubrium
The superior orbital fissure is formed in the sphenoid bone, whereas the inferior orbital fissure is formed between the sphenoid and ________.
maxilla
Which of the following bones are indicated by letters A, B, and D (in order)?
maxilla, zygomatic, and occipital
Paranasal sinuses are found in which of these facial bones?
maxillae
Most facial bones articulate with the __________.
maxillary bones
The vomer and ethmoid bones form part of the __________.
nasal septum
Which of the following pairings of letter to bone is INCORRECT?
parietal
Which part of the ethmoid bone forms the superior part of the nasal septum?
perpendicular plate
Along with support, the anterior longitudinal ligament of the vertebral column also acts to ________.
prevent hyperextension of the spine
Which of the following is NOT a function of the facial bones of the skull?
protect the brain from trauma
What is the major function of the axial skeleton?
provide central support for the body and protect internal organs
If a herniated disc in the lumbar region is treated by surgically removing the intervertebral disc and doing a bone graft between the adjoining vertebrae, one of the consequences might be _________.
reduced flexibility of the spine in the lower back
The suture that connects the two parietal bones together is the ________.
sagittal
Which of the following is an abnormal lateral curvature of the vertebral column often seen in the thoracic region?
scoliosis
Which of the following is correctly matched?
scoliosis; abnormal lateral curvature
Which of the following is not a movement that can occur between vertebrae?
supination
The vomer along with the perpendicular plate of the ethmoid bone forms the bony part of the nasal septum.
tRUE
The highlighted bone articulates with which other bone(s) of the skull?
temporal bone
Which of the following bones does NOT fit with the other listed bones?
the clavicle
In order to perceive the sense of smell, signals from odor receptors in the nasal cavity must be sent to the brain through which skull structures?
the cribriform foramina of the ethmoid bone
Which part of the vertebral column receives the most stress by bearing most of the weight of the body?
the lumbar region
Which of the following bones does NOT fit with the other listed bones?
the maxilla
The lambdoid suture is located between which skull bones?
the parietal and occipital bones
Which bone or pair of bones forms the superior portion of the cranium?
the parietal bones
The axial skeleton includes ________.
the skull, vertebral column, and rib cage
Which of the following is NOT a facial bone?
the sphenoid bone
Which of the following bones is NOT part of the orbit?
the temporal bone
Which of the following bones do NOT contain a paired paranasal sinus?
the zygomatic bones
During cardiopulmonary resuscitation (CPR), it is important to place the compression hands over the sternal body but not over the xiphoid process so that _________.
there is little risk of physically damaging the heart
To what region of the vertebral column does this vertebra belong?
thoracic
What are the major functions of the intervertebral discs?
to absorb shock and provide flexibility to the spine
What part of this vertebra is indicated by the letter B?
transverse process
Name the bone feature identified by the letter D.
vertebral foramen
Which bone forms the prominence of the cheek?
zygomatic bone