Chapter 7 The Axial Skeleton Clicker Questions 2015

In which bone is the obturator foramen located? a. os coxa b. femur c.

Which bone contains the depression that articulates with the occipital condyles? a. atlas b.

Which suture is NOT paired with the bones it separates? a. lambdoidal / occipital

Which behavior is related to TMJ syndrome? a. oversleeping b. bruxism c. overeating d.

Paranasal sinuses serve what purposes? a. provide a superior and posterior boundary of the

$Jose suffers a blow to the skull that fractures his nose and breaks the$

Which of these bones are paired bones of the face? a. temporal bones b.

Which bone contains the mental foramen and what structures use that passageway? a. parietal;

Which of the following are part of the ethmoid bone? a. sella turcica, middle

The significance of the petrous part of the temporal bone is that it serves

The axial skeleton contains the bones of the ___. a. pelvic girdle and limb

A structural factor that may lead to sinusitis is a. misaligned temporomandibular joint b.

Bones of the axial skeleton have all of the following functions EXCEPT a. protect

How can you distinguish between true ribs and false ribs? a. True ribs attach

What is the main difference between vertebrosternal and vertebrochondral ribs? a. Vertebrosternal ribs attach

Kyphosis is an abnormal curvature of the vertebral column in which area? a. lumbar

Why are the bodies of lumbar vertebrae so large? a. They develop first and

Which is the vertebra prominens? a. T 11 b. C 7 c. L 1

$Joe suffered a hairline fracture at the base of the dens. Which bone is$

The secondary curves of the spine are the _______. a. lumbar and thoracic b.

How many total bones are in the axial skeleton? a. 100 b. 200 c.

What feature distinguishes cervical vertebrae 2– 6 from a thoracic or lumbar vertebra? a.

What is a consequence of early closure of one or more sutures? a. distorted

Why does the vertebral column of an adult have fewer vertebrae than that of

Which of these bones form parts of the orbital complex and also contain paranasal

Several openings occur within the temporal bone for the passage of structures. Which of

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Which suture is NOT paired with the bones it separates? a. lambdoidal / occipital and parietal bones b. squamous / temporal and sphenoid bones c. coronal / frontal from two parietal d. sagittal / parietal bones © 2015 Pearson Education, Inc.

Paranasal sinuses serve what purposes? a. provide a superior and posterior boundary of the nasal complex b. provide the lateral and inferior boundaries of the nasal complex c. pull mucus back toward the throat d. lighten the skull bones and provide an extensive area of mucous epithelium © 2015 Pearson Education, Inc.

$Jose suffers a blow to the skull that fractures his nose and breaks the$

Jose suffers a blow to the skull that fractures his nose and breaks the nasal septum superior to the vomer. What bone is broken? a. frontal bone b. right temporal bone c. right parietal bone d. ethmoid bone © 2015 Pearson Education, Inc.

$Jose suffers a blow to the skull that fractures his nose and breaks the$

Which bone contains the mental foramen and what structures use that passageway? a. parietal; none b. occipital; hypoglossal nerves c. temporal; internal carotid artery d. mandible; mental nerves © 2015 Pearson Education, Inc.

Which of the following are part of the ethmoid bone? a. sella turcica, middle and inferior nasal conchae, and perpendicular plate b. nasal conchae, crista galli, and olfactory foramina c. superior and middle nasal conchae, optic foramen, and optic canal d. None of the above are correct. © 2015 Pearson Education, Inc.

The significance of the petrous part of the temporal bone is that it serves as ____. a. the housing for the auditory ossicles b. a passage for the jugular vein c. sites of attachment for muscles that move the mandible d. the housing for the temporal sinuses © 2015 Pearson Education, Inc.

The axial skeleton contains the bones of the ___. a. pelvic girdle and limb bones b. pelvic girdle and pectoral girdle c. skull, vertebral column, and thoracic cage d. both B and C © 2015 Pearson Education, Inc.

Bones of the axial skeleton have all of the following functions EXCEPT a. protect the brain and spinal cord b. provide surface area for the attachment of respiratory muscles c. contain medullary cavities with yellow bone marrow d. protect organs of the ventral body cavity © 2015 Pearson Education, Inc.

How can you distinguish between true ribs and false ribs? a. True ribs attach directly to the sternum by their own costal cartilage. b. True ribs are entirely bony. c. False ribs are not part of the thoracic cage. d. True ribs are attached only to the sternum. © 2015 Pearson Education, Inc.

What is the main difference between vertebrosternal and vertebrochondral ribs? a. Vertebrosternal ribs attach to the sternum by their own costal cartilages. b. Vertebrochondral ribs’ costal cartilages fuse and merge with cartilages from rib 7. c. Vertebrosternal ribs increase in curvature and length from 1 to 7. d. All of the above are correct. © 2015 Pearson Education, Inc.

Why are the bodies of lumbar vertebrae so large? a. They develop first and therefore have longer to grow. b. to provide more flexibility c. They support more body mass than any other vertebrae. d. to provide greater protection to the lumbar spinal nerves © 2015 Pearson Education, Inc.

$Joe suffered a hairline fracture at the base of the dens. Which bone is$

Joe suffered a hairline fracture at the base of the dens. Which bone is fractured, and where is it located? a. second cervical vertebra; posterior neck b. first cervical vertebra; posterior neck c. occipital bone; posterior base of skull d. sacrum; posterior pelvis © 2015 Pearson Education, Inc.

$Joe suffered a hairline fracture at the base of the dens. Which bone is$

What feature distinguishes cervical vertebrae 2– 6 from a thoracic or lumbar vertebra? a. bifurcated spinous processes b. demifacets for the ribs c. transverse foramina d. both A and C © 2015 Pearson Education, Inc.

Why does the vertebral column of an adult have fewer vertebrae than that of a newborn? a. Vertebrae are absorbed as adult stature is reached. b. Newborns require more support in the cervical region. c. The sacrum and coccyx fuse post-puberty. d. Vertebrae are formed that later become ribs. © 2015 Pearson Education, Inc.

Which of these bones form parts of the orbital complex and also contain paranasal sinuses? a. sphenoid, frontal, maxillary, and lacrimal b. zygomatic, lacrimal, frontal, and palatine c. palatine, temporal, ethmoid, and zygomatic d. maxillary, sphenoid, frontal, and ethmoid © 2015 Pearson Education, Inc.

Several openings occur within the temporal bone for the passage of structures. Which of the following is correct? a. foramen magnum / medulla oblongata and hypoglossal canals / hypoglossal nerves b. hypoglossal canals / hypoglossal nerve and jugular foramen / glossopharyngeal, vagus, and accessory nerves c. foramen lacerum / small arteries and jugular foramen / jugular vein d. carotid canal / internal carotid artery and stylomastoid foramen / facial nerve © 2015 Pearson Education, Inc.