Which of the following must be clearly demonstrated on an AP projection of the humerus?
1)Elbow joint
2)Glenoid cavity
3)Shoulder joint
A) 1 and 2
B) 1 and 3
C) 2 and 3
D) 1, 2, and 3

Question

Quizplus · Accepted Answer

The elbow joint and shoulder joint must be clearly demonstrated on an AP projection of the humerus as they are the points of articulation for the bone. The glenoid cavity is located on the scapula and is not typically seen on an AP projection of the humerus. Therefore, options A, C, and D can be eliminated. The correct answer is B, as it includes the two joints that must be visible.

Which of the Following Must Be Clearly Demonstrated on an AP