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Muscle Name: Infraspinatus

Medical Name:

• Infraspinatus

Other Names:

• None

Head:

• None (Single muscle)

Movement:

• Lateral (external) rotation of the shoulder
  • Rotating the arm outward
• Stabilization of the glenohumeral (shoulder) joint
  • Holding the head of the humerus in the glenoid cavity

Attachment:

• Origin:
  • Infraspinous fossa of the scapula
• Insertion:
  • Greater tubercle of the humerus

Related Muscles:

• Supraspinatus
• Teres Minor
• Subscapularis
• Deltoids
• Latissimus Dorsi

EXERCISES

COMMUNITY