Author Question: A supine AP abdomen projection with accurate positioning demonstrates the 1. outline of the psoas ... (Read 16 times)

craiczarry · **on:** Jul 17, 2018

A supine AP abdomen projection with accurate positioning demonstrates the

1. outline of the psoas major muscles and kidneys.
2. symphysis pubis.
3. spinous processes aligned with the midline of the vertebral bodies.
4. long axis of the vertebral column aligned with the long axis of the collimated field.
a. 1 and 2 only
b. 3 and 4 only
c. 1, 2, and 3 only
d. 1, 2, 3, and 4

Question 2

A right PA oblique chest projection (RAO position) with poor positioning demonstrates almost equal lung fields on both sides of the vertebral column and nine posterior ribs above the dia-phragm.

How could the positioning setup be adjusted for an optimal image to be obtained?

1. Take the exposure after the second full inspiration.
2. Increase the degree of patient obliquity.
3. Decrease the degree of patient obliquity.
4. Move the IR and central ray inferiorly.
a. 1 and 2 only
b. 1 and 3 only
c. 2 and 4 only
d. 1 and 4 only