Rotator Cuff Muscles

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  1. what are the muscle of this functional group (rotator cuff muscles
    • Supraspinatus
    • Infraspinatus
    • Teres minor
    • Subscapularis
  2. Action of Supraspinatus
    • Abduct the shoulder
    • stabilize the head of humerus in glenoid cavity
  3. Origin of supraspinatus
    supraspinous fossa of the scapula
  4. insertion of supraspinatus
    greater tubercle of the humerous
  5. Action of infraspinatus
    • laterally rotate the shoulder
    • adduct the shoulder
    • stabilize the head of humerus in glenoid cavity
  6. Origin of Infraspinatus
    infraspinous fossa of the scapula
  7. insertion of infraspinatus
    greater tubercle of the humerus
  8. Action of Teres Minor
    • laterally rotate the shoulder
    • adduct the shoulder
    • stabilize the head of humerus in glenoid cavity
  9. Action of Subscapularis
    • medially rotate the shoulder
    • stabilize the head of humerous in gleniod cavity
  10. Origin of subcapularis
    subcapular fossa of the scapula
  11. insertion of subscapularis
    lesser tubercle of the humerus
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ID
149960
Card Set
Rotator Cuff Muscles
Description
Rotator Cuff Muscles
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