An AP thoracic projection obtained with the patient rotated toward the left side demonstrates
1. the spinous processes positioned closer to the right side.
2. a greater distance from the right pedicle to the spinous process than from the left pedicle to the spinous process.
3. the right SC joint superimposed over the vertebral column.
4. closed intervertebral disk spaces.
a. 1 and 3 only
b. 2 and 3 only
c. 1, 2, and 3 only
d. 4 only
Question 2
To achieve uniform density throughout the entire thoracic vertebrae on an AP thoracic projection,
1. position a wedge-type compensating filter over the upper thoracic vertebrae.
2. use a high-ratio grid.
3. position the patient's feet toward the cathode end of the tube.
4. use a low kVp technique.
a. 1 only
b. 2 and 4 only
c. 1 and 3 only
d. 3 only
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