A lateral scapular projection obtained with the patient underrotated and the arm placed at a 90-degree angle with the patient demonstrates
1. superimposed lateral and vertebra scapular borders.
2. the lateral scapular border medial to the vertebral border.
3. the superior scapular angle inferior to the coracoid.
4. the vertebral scapular border medial to the lateral border.
a. 1 and 3 only
b. 2 only
c. 2 and 3 only
d. 4 only
Question 2
A lateral scapular projection with accurate positioning obtained with the humerus abducted to a 90-degree angle with the body demonstrates
1. superimposition of the lateral and vertebral scapular borders.
2. the scapula in a Y formation.
3. the superior scapular angle inferior to the coracoid.
4. the midscapular body in the center of the collimated field.
a. 1 and 4 only
b. 2 and 4 only
c. 1, 2, and 3 only
d. 1, 2, and 4 only