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