Which muscle is the large muscle that wraps around the lower back?

A) latissimus dorsi
B) pectoralis major
C) coracobrachialis
D) deltoid

Latissimus Dorsi

A broad, flat muscle on the back that helps with movement of the shoulders and arms.

Pectoralis Major

A large muscle in the upper chest that aids in the movement of the shoulder joint, including flexion, rotation, and adduction of the arm.

Coracobrachialis

A muscle in the shoulder that assists in flexing and adducting the arm.