levator scapulae
deltoid
trapezius
sternocleidomastoid
rectus abdominis
pectoralis major
latissimus dorsi
biceps brachii
flexor carpi radialis and ulnaris
triceps brachii
adducts and medially rotates humerus, extends the shoulder joint
rotates head left and right. bilaterally draws head forward and down.
elevates scapula if cervical vertebrae are fixed., flexes neck laterally when scapula is fixed.
flexes, adducts, and medially rotates humerus
extends and laterally flexes the neck.
flexes wrist anteriorly
elbow flexion, forearm supination.
flexes waist and compresses abdominal viscera
ant. fibers flex and medially rotate arm, lat. fibers abduct the arm, post. fibers extend and laterally rotate the arm
extends elbow
