Extensor carpi ulnaris is a muscle, located in the forearm of human bodies that acts to extend and adduct the wrist. A top-down view of skeletal muscle Muscle is a contractile form of tissue. ... The forearm is the structure on the upper limb, between the elbow and the wrist. ... In human anatomy, the wrist is the flexible and narrower connection between the forearm and the hand. ...
Being an extensor muscle, extensor carpi ulnaris is on the posterior side of the forearm. It attaches to the lateral epicondyle of the humerus, though it crosses the forearm to the ulnar (medial) side, and attaches to the base of the 5th metacarpal. The humerus is an long bone in the arm or fore-legs (animals) that runs from the shoulder to the elbow. ... The ulna (along with the radius) is one of the two bones in the forearm. ...
It is innervated by a branch of the radial nerve, namely the posterior interosseus nerve. Its arterial supply comes from the ulnar artery. The radial nerve is a nerve in the human body, that supplies the arm, the forearm and the hand. ... Section of an artery An artery or arterial is also a class of highway. ... Arteries of the right forearm - anterior view. ...
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