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Medical Term:

pronator teres (muscle)


Definition: muscle of superficial layer of anterior compartment of forearm; origin, superficial (humeral) head from the common flexor origin on the medial epicondyle of the humerus, deep (ulnar) head from the medial side of the coronoid process of the ulna; insertion, middle of the lateral surface of the radius; action, pronates forearm; nerve supply, median.

Synonym(s): musculus pronator teresTA, musculus pronator radii teres, round pronator muscle

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