Shoulder Girdle- Scapulothoracis retraction (adduction) by trapezius middle and lower fibers, the Rhombiods. Depression by the lower Trapezius, pectoralis minor and Subclavious
Shoulder Joint- Extension by the extensors by the lattismus dorsi, lower fibers pactoralis major and teres major.
elbow and radioulnar joint- Radioulnar joint is contracting isometrically. The elbow is eccentrically contracting by the biceps brachii, brachioradialis and brachialis. Elbow is concentrically contracting by the triceps brachii.
Hip Joint- Posterior tilt of the torso. Concentric contraction of the Biceps femoris, Semimembranosus, semitendinosus. Eccentric contraction of the Gracilis, rectuc femoris, satorius, gluteus maximus and gluteus minimus.
Knee Joint- Eccentric contraction of the Vastus lateralis, Vastus medias, Vastus intermedius.
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