A client is complaining of issues with flexion and abduction of her left arm. Which muscle is mostly responsible for this action?

Question

Quizplus · Accepted Answer

The deltoid muscle is responsible for flexion and abduction of the arm. The pectoralis major helps with flexion and adduction of the arm, the trapezius is responsible for elevation, depression, and retraction of the scapula, and the subscapularis muscle is responsible for internal rotation of the arm.

A Client Is Complaining of Issues with Flexion and Abduction