Relacionar Columnas Muscle Actions Part One (D)Versión en línea muscles por Jennifer Jennings 1 sternocleidomastoid 2 deltoid 3 latissimus dorsi 4 levator scapulae 5 rectus abdominis 6 pectoralis major 7 triceps brachii 8 biceps brachii 9 flexor carpi radialis and ulnaris 10 trapezius elevates scapula if cervical vertebrae are fixed., flexes neck laterally when scapula is fixed. flexes waist and compresses abdominal viscera extends elbow flexes, adducts, and medially rotates humerus adducts and medially rotates humerus, extends the shoulder joint elbow flexion, forearm supination. rotates head left and right. bilaterally draws head forward and down. extends and laterally flexes the neck. ant. fibers flex and medially rotate arm, lat. fibers abduct the arm, post. fibers extend and laterally rotate the arm flexes wrist anteriorly
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