A lateral thoracic projection with accurate positioning demonstrates
1)the intervertebral foramina.
2)about 0.5 inch (1 cm) of space between the posterior ribs.
3)open intervertebral disk spaces.
4)the pedicles in profile.
A) 1 and 3 only
B) 2 and 4 only
C) 1, 2, and 3 only
D) 1, 2, 3, and 4

Question

Quizplus · Accepted Answer

The lateral thoracic projection is used to demonstrate the intervertebral foramina (1), the pedicles in profile (4), and the open intervertebral disk spaces (3). The posterior ribs are not visualized on this projection, so there is no space between them (2).

A Lateral Thoracic Projection with Accurate Positioning Demonstrates