Extensors of the Wrist and Fingers

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Author:
jcandyj_80alba
ID:
151465
Filename:
Extensors of the Wrist and Fingers
Updated:
2012-05-01 15:53:30
Tags:
Extensors Wrist Fingers
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Description:
Extensors of the Wrist and Fingers
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  1. What are the muscles of the functional group Extensors of the Wrist and Fingers
    • Extensor Carpi Radialis Longus
    • Extensor Carpi Radialis Brevis
    • Extensor Carpi Ulnaris
    • Extensor Digitorum
  2. Action of Extensor Carpi Radialis Longus and Brevis
    • Extend the wrist
    • Abduct the wrist
    • Assist to flex the elbow
  3. Origin of Extensor Carpi Radialis Longus
    Distal 1/3 of the lateral supracondylar ridge of humerus
  4. Insertion of Extensor Carpi Radialis Longus
    Base of 2nd metacarpal
  5. Origin of Extensor Carpi Radialis Brevis
    Common extensor tendon from the lateral epicondyle of humerus
  6. Insertion of Extensor Carpi Radialis Brevis
    Base of 3rd metacarpal
  7. Action of Extensor Carpi Ulnaris
    • Extend the wrist
    • Adduct the wrtist
  8. Origin of Extensor Carpi Ulnaris
    Common extensor tendon from the lateral epicondyle of humerus
  9. Insertion of Extensor Carpi Ulnaris
    Base of 5th metacarpal
  10. Action of Extensor Digitorum
    • Extend the 2nd to 5th fingers
    • Assist to extend the wrist
  11. Origin of Extensor Digitorum
    Common extesor tendon from the lateral epicondyle of humerus
  12. Insertion of Extensor Digitorum
    Base of middle and distal phalanges of 2nd to 5th fingers

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