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Stack #60655week 1
Stack #60655, week 1 muscles
muscle | origin | insertion | action | nerve |
---|---|---|---|---|
Brachialis | Distal, anterior surface of humerus | ulnar tuberosity and coronoid process of ulna | flexes forearm at elbow | musculocutaneous and radial nerves |
Anconeus | lateral epicondyle of humerus | olecranon and superior portion of shaft of ulna | extends forearm at elbow | radial nerve |
Pronator teres | medial epicondyle of humerus and coronoid process of ulna | midlateral surface of radius | pronates forearm at radioulnar joints, weakly flexes forearm at elbow | median nerve |
Pronator Quadratus | distal portion of shaft of ulna | distal portion of shaft of radius | pronates forearm at radioulnar joints | medial nerve |
Supinator | lateral epicondyle of humerus and ridge near radial notch of ulna (supinator crest) | lateral surface of proximal one-third of radius | supinates forearm at radioulnar joint | deep radial nerve |