Pectoralis Major Muscle - Attachment, Action & Innervation
Subscapularis Muscle – Attachments, Action & Innervation
The subscapularis is a triangular muscle that fills the subscapular fossa. The Subscapularis muscle is one of the rotator cuff muscles, helping to stabilize the head of the humerus in the glenoid fossa during shoulder movements.
Attachments of Subscapularis Muscle: Origin & Insertion
Origin: (proximal attachments)
Subscapular fossa of the scapula.
Insertion: (distal attachments)
Lesser tubercle of humerus.