Within which arm line is the pectoralis major located?
A)superficial front
B)deep front
C)superficial back
D)deep back

Question

Quizplus · Accepted Answer

The pectoralis major muscle is located in the superficial front arm line. This is because it originates from the clavicle, sternum, and ribs and inserts onto the humerus bone of the upper arm. It is responsible for adduction, flexion, and medial rotation of the arm.

Within Which Arm Line Is the Pectoralis Major Located