The muscle that extends and adducts the arm is the:
A) deltoid.
B) latissimus dorsi.
C) trapezius.
D) pectoralis minor.

Question

Quizplus · Accepted Answer

The muscle that extends and adducts the arm is the latissimus dorsi. The deltoid muscle is responsible for the abduction of the arm, while the trapezius muscle is responsible for the elevation, retraction, and depression of the scapula. The pectoralis minor muscle is responsible for protraction and downward rotation of the scapula.

The Muscle That Extends and Adducts the Arm Is The