Chapter 4 Back

1. In the following lateral radiograph of the thoracic part of the vertebral column, the arrow points to the:

1. A)  head of a rib.
2. B)  pedicle of vertebra.
3. C)  superior articular facet.
4. D)  lamina of vertebrae.
5. E)  spinal nerve.

Ans: B

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2. In the following AP radiograph of the inferior thoracic and lumbosacral parts of the vertebral column, the arrow points to the:

1. A)  spinous process of L3.
2. B)  spinous process of L4.
3. C)  spinous process of L5.
4. D)  median sacral crest.
5. E)  lamina of L5.

Ans: B

3. Which of the following is incorrect pertaining to typical cervical vertebrae?

1. A)  nearly horizontal articular facets
2. B)  most mobile region of the vertebral column
3. C)  presence of transverse foramina
4. D)  presence of uncinate processes
5. E)  dislocations that are always associated with spinal cord damage

Ans: E

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4. In the following image of a lateral radiograph of the cervical part of the vertebral column, the arrow points to a fracture of the:

1. A)  pars interarticularis of the axis (hangman’s fracture).
2. B)  posterior arch of the atlas.
3. C)  lamina of the atlas.
4. D)  spinous process of C3.
5. E)  occipital condyles.

Ans: A

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5. In the following AP radiograph of the mouth and upper cervical part of the vertebral column, the arrow points to the:

1. A)  uvula.
2. B)  spinous process of C3.
3. C)  dens (odontoid) process of C2 (axis).
4. D)  anterior tubercle of C1 (atlas).
5. E)  canine tooth.

Ans: C

6. Which of the following is incorrect pertaining to the thoracic part of the vertebral column?

1. A)  includes the most frequently fractured vertebra
2. B)  presence of costal facets
3. C)  Most vertebrae have horizontal spinous processes.
4. D)  articular facets that are most effective at limiting flexion
5. E)  Inferior vertebrae have mammillary processes.

Ans: C