Bicipital groove

Definition

The bicipital groove, also known as the intertubercular sulcus, is a deep indentation located between the greater and lesser tubercles on the humerus bone in the upper arm. It serves as a pathway for the tendon of the long head of the biceps brachii muscle to attach to the scapula.

Related terms

Humerus: The long bone in the upper arm that extends from the shoulder to the elbow, providing structural support and attachment points for several muscles.

Biceps Brachii: A two-headed muscle located in the upper arm that is involved in forearm flexion and supination, attaching via tendons to bones in the shoulder and elbow.

Scapula: A flat triangular bone located on the posterior side of the shoulder girdle, serving as an important attachment site for multiple muscles including those of the rotator cuff