Author Question: For an AP shoulder projection, the 1. shoulders are positioned at equal distances from the IR. ... (Read 31 times)

EY67 · **on:** Jul 17, 2018

For an AP shoulder projection, the

1. shoulders are positioned at equal distances from the IR.
2. central ray is centered 1 inch (2. 5 cm) inferior to the coracoid.
3. imaginary line connecting the humeral epicondyles is positioned at a 45-degree angle to the IR.
4. central ray is angled cephalically when a kyphotic patient is imaged.
a. 1 and 2 only
b. 3 and 4 only
c. 1, 2, and 3 only
d. 1, 2, 3, and 4

Question 2

An AP shoulder projection obtained with the humeral epicondyles positioned parallel with the IR demonstrates the

1. greater tubercle in profile laterally.
2. lesser tubercle in profile medially.
3. humeral head in profile medially.
4. greater tubercle superimposed over the humeral head.
a. 1 and 3 only
b. 1 and 2 only
c. 3 and 4 only
d. 2 and 4 only