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Rotator cuff muscles: which are they and what do they do? "SITS" Supraspinatus- helps deltoid abduct arm Infraspinatus- laterally rotates arm Teres minor- adducts and laterally rotates arm Subscapularis- medially rotates and adducts arm
Thoracic outlet syndrome (Klumpke's palsy) Compression of the subclavian artery and inferior trunk of brachial plexus (C8,T1) 1.Atrophy thenar & hypothenar 2.Atrophy of interosseous muscles 3.Sensory deficits on medial side of forearm & hand 4.Disappearance of radial pulse when moving head to the opposite side.
Radial nerve "Radial nerve innervates the BEST" 1. Brachioradialis (flexes foerarm at elbow) 2. Extensors of the wrist and fingers 3. Supinator 4. Triceps (extension of forearm at elbow)
Created by: alphaladai