Biceps brachii Commonly known as the biceps is a two-headed muscle that lies on the upper arm between the shoulder and the elbow. It is a large muscle. The biceps brachii muscle is one of the chief and prominent muscles of the arm.
Origin:
Biceps brachii has two head. Short head originates from the tip of coracoid process of scapula; Long head originates from supraglenoid tubercle of scapula.
Insertion:
It is Inserted at Tuberosity of radius and fascia of forearm via bicipital aponeurosis.
Action:
Supinates forearm and, when it is supine, flexes the forearm
Nerve Supply:
Biceps brachii supplied by Musculocutaneous nerve (C5 and C6 ).
Arterial Supply:
Muscular branches of the brachial artery.
