Second Order: Wrist, Hand, Thumb Part 2

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Author:
brau2308
ID:
166781
Filename:
Second Order: Wrist, Hand, Thumb Part 2
Updated:
2012-08-20 22:14:55
Tags:
human movement origin insertion action innervation wrist hand thumb
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Description:
review of second order for human movement quiz
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  1. Abductor pollicis brevis
    Origin:
    2 lateral carpal bones (trapezium and scaphoid)
  2. Abductor pollicis brevis
    Insertion:
    base of proximal phalanx of thumb, radial side
  3. Abductor pollicis brevis
    Action:
    abducts CMC and MC joint, extends IP joint of thumb
  4. Abductor pollicis brevis
    Innervation:
    median
  5. Extensor pollicis longus
    Origin:
    posterior surface of middle 1/3 of ulna
  6. Extensor pollicis longus
    Insertion:
    dorsal aspect of base of distal phalanx of thumb
  7. Extensor pollicis longus
    Action:
    extend IP and MCP joint of thumb, assists with abduction and extension of wrist
  8. Extensor pollicis longus
    Innervation:
    radial
  9. Extensor pollicis brevis
    Origin:
    posterior surface of distal 1/3 of radius
  10. Extensor pollicis brevis
    Insertion:
    dorsal aspect of base of proximal phalynx of thumb
  11. Extensor pollicis brevis
    Action:
    extend and abduct CMC and extend MCP joints of thumb; assist in abduction of wrist
  12. Extensor pollicis brevis
    Innervation:
    radial
  13. Flexor pollicis longus
    Origin:
    anterior surface of radius and adjacent interosseous membrane
  14. Flexor pollicis longus
    Insertion:
    base of distal phalnax of thumb
  15. Flexor pollicis longus
    Action:
    flex IP joint of thumb, assist in flexion of MCP and CMC joints of thumb, assist in flexion of wrist
  16. Flexor pollicis longus
    Innervation:
    median
  17. Flexor pollicis brevis
    Origin:
    3 lateral carpal bones (trapezium, trapezoid, capitates)
  18. Flexor pollicis brevis
    Insertion:
    proximal phalanx of thumb
  19. Flexor pollicis brevis
    Action:
    flex MCP and CMC (carpometacarpal) joints of thumb, assist in opposition
  20. Flexor pollicis brevis
    Innervation:
    median and ulnar
  21. Opponens pollicis
    Origin:
    1 lateral carpal bone (trapezium and flexor retinaculum)
  22. Opponens pollicis
    Insertion:
    1st metacarpal bone
  23. Opponens pollicis
    Action:
    opposes (flex, abd, and IR) carpometacarpal joint of thumb (touching pads of digit 1 and 5)
  24. Opponens pollicis
    Innervation:
    median (C6-T1)
  25. Adductor pollicis
    Origin:
    lateral carpal bone (capitate) and mid metacarpal bone (2 and 3)
  26. Adductor pollicis
    Insertion:
    medial proximal phalanx
  27. Adductor pollicis
    Action:
    adducts CMC joint (adducts and assists in flexion of MCP joint)
  28. Adductor pollicis
    Innervation:
    ulnar

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