MasteringAandP Chpt 6
How many separate bones are found in the adult human skeleton?
206
Excluding the sacrum and coccyx, which are collections of fused vertebrae in adults, how many vertebrae are in the adult skeleton?
24
Which number indicates the portion of the vertebral arch called the pedicle?
3
Which number represents the cervical region of the vertebral column?
5
Which region contains the 12 vertebrae that articulate with the 12 pairs of ribs?
6
Which bone of the axial skeleton does NOT have a direct connection to any other bone?
hyoid
If you are feeling pain in your lower back, you are experiencing pain in the __________ region of the vertebral column.
lumbar
One section of the vertebrae tends to carry the most weight and strain, and accordingly those vertebrae have the largest vertebral bodies. Which section of vertebrae is this?
lumbar
Scoliosis is an uncomfortable condition that affects the vertebral column. Which of the following describes scoliosis?
an abnormal lateral curvature of the vertebral column
Looking at the anterior view of the skull in the labeling activity, which of the following features can NOT be seen? 1. foramen magnum 2. superior orbital fissure 3. vomer 4. ethmoid bone 5. foramen rotundum 6. temporal process 7. external acoustic meatus 8. palatine bone
1, 5, 7
In what ways does the skull of an infant differ from that of an adult?
All of the listed responses are correct.
Which of the following is a function of the axial skeleton?
All of these are functions of the axial skeleton.
If Bette had a severe sinus infection, which of the following would likely occur?
All of these would likely occur.
Suzette slipped on ice last winter and broke her tailbone, or the most inferior part of her vertebral column. Which bone did she separate from the vertebral column?
Coccyx
Which of the vertebrae have bifurcated spinous processes?
Cervical
Which correctly describes the temporal bone?
It forms the only articulation with the mandible.
Shelly has been taking a CPR class and has been warned not to break the xiphoid process when resuscitating an individual. Where is the xiphoid process?
It is the most inferior part of the sternum.
Why is the skull of an infant more flexible than that of an adult?
The connections between the bones are made of fibrous tissue.
Which of the following is true of the ribs?
The head of the rib articulates with the body of a thoracic vertebra.
Which of the following is true?
The middle nasal concha arises from the ethmoid bone.
The last two pairs of ribs in the rib cage are called floating ribs. What does that term mean?
The ribs do not have any attachment to the sternum.
Which statement correctly describes the zygomatic arch?
The zygomatic bone has a temporal process.
David and Margie are amazed when they can see a pulsing movement in the top of their newborn baby's skull. What structure of the skull are they seeing when they observe this movement?
anterior fontanel
The costal groove of a rib is a location for __________.
blood vessels and nerves
What portion of the sternum articulates with the most ribs?
body
Which of the following bones is NOT part of the axial skeleton?
clavicle
Which of the following is NOT a facial bone?
ethmoid
The bones that form the nasal septum are the _____.
ethmoid and vomer
Which bones make up the nasal septum, which divides the left nostril from the right?
ethmoid and vomer
Of the following features, which is NOT visible using this sagittal view of the skull?
external auditory meatus
The mandible ________.
has an anterior mental protuberance
Greta is a 70-year-old woman who has osteoporosis and whose back has a hunched appearance. What term would describe her condition?
kyphosis
Sutural bones, variable in both size and number among individuals, can be found in which of the following sutures?
lambdoid suture
The two bones that contain alveolar processes are the __________.
maxilla and mandible
Which of the following is NOT found in the orbits?
maxillary sinuses
On the outside of the cranium, you could NOT find __________.
membranes covering the brain
Which of following does NOT form the orbit of the eye?
nasal
Which of the following bones does the sphenoid NOT articulate with?
occipital bone
If you were dissecting a cadaver and wanted to remove the calvaria, which of the following bones would you be sure to remove?
occipital, frontal, and parietal bones
The lambdoid suture is found between which two bones?
parietal and occipital
Adam is a wrestler, and during a match his nose gets broken. The cribriform plate has been damaged. What sense might he experience difficulty with after this injury?
smell
Bones that form the middle cranial fossa include the _____.
sphenoid, temporal, and parietal
In the labeling activity, which bones articulate with the parietal bone?
sphenoid, temporal, occipital
Which of the following structures passes through the foramen magnum?
spinal cord
What feature of the vertebrae is identified by the number 10?
superior articular facet
Which of the following bones does NOT have a paranasal sinus?
temporal
What are the red bones in the image (labeled 4)?
temporal bones
A baby who is eight fetal months old has two primary curvatures in his spinal column. Which two are they?
thoracic and sacral
Which of the following is NOT a bone of the skull?
tibia