Pronator quadratus

Origin	Medial, anterior surface of the ulna
Insertion	Lateral, anterior surface of the radius
Action(s)	When pronator quadratus contracts, it pulls the lateral side of the radius towards the ulna, thus pronating the hand. Its deep fibers serve to keep the two bones in the forearm bound together. It also aids in wrist extenstion.
Nerve Supply	Median nerve (anterior interosseous nerve)
Arterial Supply	Anterior interosseous artery
Physical Exam	Enter physical examination maneuvers for muscle
Clinical Importance	Enter clinical importance of muscle
Disease States	Enter links to pages where muscle involved
Discussion	Discussion on muscle

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From Wikipedia:
Pronator quadratus

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Last Updated on June 27, 2024

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