Author Question: For an AP axial sacral projection, the 1. patient should empty the bladder and colon before the ... (Read 12 times)

AEWBW · **on:** Jul 17, 2018

For an AP axial sacral projection, the

1. patient should empty the bladder and colon before the procedure.
2. central ray is angled 15 degrees cephalically.
3. ASISs are positioned at equal distance to the imaging table.
4. hips and knees are flexed.
a. 1 only
b. 2 and 3 only
c. 1, 2, and 3 only
d. 1, 2, 3, and 4

Question 2

An AP axial sacral projection with accurate positioning demonstrates

1. the long axis of the median crest aligned with the long axis of the collimated field.
2. foreshortening of the first through fifth sacral segments.
3. the median sacral crest positioned closer to the right side.
4. the ischial spines equally demonstrated and aligned with the pelvic brim.
a. 1 and 2 only
b. 1 and 4 only
c. 2 and 3 only
d. 1, 2, and 4 only