Exam 1 extra review

Question 1

Describe the shape of the typical thoracic vertebral body.

Answer 1

Heart-shaped (more rectangular near cervical spine and more bean-shaped near lumbar) slight concavity on all sides of vertebral body. Anterior height is slightly less than posterior height

Question 2

What is the upper limit of normal for the atlanto-dental interspace in children?

Answer 2

5mm

Question 3

The inferior endplates of the typical cervical vertebral body is ______ side to side and ______ from AP.

Answer 3

Convex; concave

Question 4

Which of the following describes a projection of bone arising from the posterior aspect of the superior endplate of the cervical vertebral body?

Answer 4

Uncinate process

Question 5

Which intervertebral foramen is visualized on an LPO X-ray of the cervical spine?

Answer 5

Left IVF

Question 6

How many secondary ossification centers are present for each vertebra?

Answer 6

9

Question 7

What does the notochord ultimately become?

Answer 7

Nucleus Pulposus

Question 8

What surrounds the nucleus pulposus?

Answer 8

Anulus fibrosis

Question 9

With which vertebral bodies does the 4th rib articulate?

Answer 9

T3/4

Question 10

Describe how the inferior facets of T9 face

Answer 10

Anterior, inferior, medial 20 degrees

Question 11

Which lumbar segment has the largest transverse processes?

Answer 11

L3

Question 12

What is the upper limit for the atlanto-dental interspace for adults?

Answer 12

3mm