levator scapulae
pectoralis major
sternocleidomastoid
rectus abdominis
flexor carpi radialis and ulnaris
deltoid
triceps brachii
trapezius
biceps brachii
latissimus dorsi
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.
extends and laterally flexes the neck.
adducts and medially rotates humerus, extends the shoulder joint
elbow flexion, forearm supination.
extends elbow
flexes waist and compresses abdominal viscera
flexes wrist anteriorly
flexes, adducts, and medially rotates humerus
ant. fibers flex and medially rotate arm, lat. fibers abduct the arm, post. fibers extend and laterally rotate the arm
