two-headed muscle

two-headed muscle

[TA]
a muscle with two origins or heads; term commonly used to refer to the biceps brachii (muscle).
References in periodicals archive ?
The usually described anatomical pattern of the pronator teres muscle (PTM) is a two-headed muscle, with a humeral head that extends from the medial epicondyle of humerus and surroundings, and an ulnar head that originates from the coronoid process of the ulna.
The biceps brachii is a two-headed muscle located in the anterior compartment of the arm.
In some instances, AFDL may be a two-headed muscle [26, 27], although the muscle identified in this case report consisted of only one head.