A prime mover for extending the arm at the shoulder is the
A) latissimus dorsi.
B) pectoralis major.
C) triceps brachii.
D) serratus anterior.

Name: A prime mover for extending the arm at the shoulder is the A) latissimus dorsi. B) pectoralis major. C) triceps brachii. D) serratus anterior.
Brand: Quizplus
Rating: 4.8 (36 reviews)

Question

Quizplus · Accepted Answer

The latissimus dorsi is a large muscle in the back that is primarily responsible for the extension, adduction, and internal rotation of the shoulder joint.

A Prime Mover for Extending the Arm at the Shoulder