Subscapularis

Parent Structures

• Muscles of the Shoulder
• Rotator Cuff Muscles

Proximal/Superior Attachment

• Subscapular Fossa - Medial two-thirds of the Subscapular Fossa

Distal/Inferior Attachment

• Lesser Tubercle

Joint Actions

• Agonist
  • Glenohumeral
    • Medial/Internal Rotation

Nerve Innervation

• Upper Subscapular Nerve
• Lower Subscapular Nerve