brachialis muscle


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bra·chi·a·lis mus·cle

(brā-kē-ā'lis mŭs'ĕl)
Origin, lower two thirds of anterior surface of humerus; insertion, coronoid process of ulna; action, flexes elbow; nerve supply, musculocutaneous, usually with a minor contribution from the radial.
Synonym(s): musculus brachialis [TA] .

brachialis muscle

Arm muscle. Origin: anterior surface of lower (distal) humerus. Insertion: coronoid process of ulna. Nerve: musculocutaneous and radial (C5-C7). Action: flexes forearm.
See: arm for illus. (Muscles of the Arm)
See also: muscle
References in periodicals archive ?
Rupture of the distal biceps brachii tendon: isokinetic power analysis and complications after anatomic reinsertion compared with fixation to the brachialis muscle, J Shoulder Elbow Surg, 2003 Nov-Dec;12(6):607-11.
The LACN runs superficially between the biceps and the brachialis muscle, where the LACN becomes a continuation of the musculocutaneous nerve.
The lateral antebrachial cutaneous nerve runs superficially between the biceps and brachialis muscle (Fig.
6 mm in the nondistended joint and is protected by the brachialis muscle.
The median nerve, brachial artery and vein are superficial to the brachialis muscle and are not identified.