Wrist Flexion Muscles

Card Set Information

Author:
barbostick
ID:
73609
Filename:
Wrist Flexion Muscles
Updated:
2011-03-23 12:10:03
Tags:
MSA1 Soma muscles wrist flexors
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Description:
Muscles that Flex the Writs
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  1. Origin and Insertion of Flexor Carpi Radialis
    • Origin-Medial epicondyle of the humerus (common flexor tendon)
    • Insertion-base of the second and third metacarpal on the anterior side
  2. Action, R/NR and D/S of Flexor Carpi Radialis
    • Flexes wrist
    • Abducts wrist (radial deviation)
    • May assist with flexing the forearm at the elbow
    • R and S
  3. How to find the Palmaris Longus
    Bring fingers together and contract (make the sign of the beast)
  4. Origin and Insertion of Palmaris Longus
    • Origin- Medial epicondyle of humerus (common flexor tendon)
    • Insertion- Flexor retinaculum & Palmar aponeurosis
  5. Action, R/NR and D/S of Palmaris Longus
    • Tenses palmar aponeurosis
    • Flexes wrist
    • May assist with flexing the forearm at the elbow
    • R and S
  6. Origin and insertion of Flexor Carpi Ulnaris
    • Origin- Medial epicondyle of the humerus (common flexor tendon) and posterior surface of proximal 2/3 of ulna
    • Insertions- pisiform, hook of hamate, base of fifth metacarpal
  7. Origin and insertion of Flexor Digitorum Superficialis
    • Origin- Medial epicondyle of humerus (rest not palpable), ulnar collateral ligament, oronoid process of the ulna, interosseous membrane, proxomal shaft of radius.
    • Insertion- Sides of the middle phalanges of digits 2-5, palmar side
  8. Action, R/NR and D/S of Flexor Carpi Ulnaris
    • Flexes the wrist
    • adducts the wrist (ulnar deviation)
    • Assists forearm flexion at the elbow
    • R & S
  9. Action, R/NR and D/S of of Flexor Digitorum Superficialis
    • Flexes the proximal and middle joints of digits 2-5
    • Flexes the wrist
    • Ropy
    • Deep to flexor carpi radialis, flexor carpi ulnaris, palmaris longus
  10. Origin and insertion of Flexor Digitorum Profundus
    • Origin-Majority of anterior and medial shaft of ulna
    • Insertion- Base of the distal phalanges of digits 2-5, palmar side
  11. Action, R/NR and D/S of Flexor Digitorum Profundus
    • Flexes all joints of digits 2-5
    • Assist wrist flexion
    • Ropy
    • Deep to Flexor Carpi Radialis, Palmaris Longus, Flexor Carpi Ulnaris, Flexor Digitorum Superficialis

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