Actions of muscles

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Author:
yanak18
ID:
267207
Filename:
Actions of muscles
Updated:
2014-03-20 04:42:38
Tags:
Actions
Folders:
Anatomy
Description:
Actions of muscles of the upper and lower limbs and pelvic and pectoral girdles
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  1. elevates, depresses, rotates and retracts scapula
    trapezius
  2. rotates and retracts scapula
    rhomboid major and minor
  3. elevates scapula
    levator scapulae
  4. depresses, protracts, and rotates scapula
    pectoralis minor
  5. protracts and rotates scapula
    serratus anterior
  6. flexes, adducts, and medially rotates arm (GH joint)
    pectoralis major
  7. extends, adducts, and medially rotates arm (GH joint)
    latissimus dorsi
  8. abducts, flexes and extends, medially and laterally rotates arm (GH joint)
    deltoid
  9. abducts arm (GH joint) *rotator cuff
    supraspinatus
  10. laterally rotates arm (GH joint) *rotator cuff
    infraspinatus
  11. medially rotates arm (GH joint) *rotator cuff
    subscapularis
  12. laterally rotates, adducts, and extends arm (GH joint) *rotator cuff
    teres minor
  13. adducts, extends and medially rotates (GH joint)
    teres major
  14. flexes and adducts arm (GH joint)
    coracobrachialis
  15. flexes forearm/elbow and flexes arm (GH joint)
    biceps brachii (long head and short head)
  16. flexes forearm/elbow
    • brachialis
    • brachioradialis
  17. extends forearm/elbow and extends arm (GH joint)
    triceps brachii (long head)
  18. extends forearm/elbow
    triceps brachii (lateral and medial head)
  19. pronates forearm/elbow
    pronator teres
  20. supinates forearm/elbow
    supinator
  21. flexes wrist and hand
    • flexor carpi radialis
    • palmaris longus
    • flexor carpi ulnaris
  22. extends wrist and hand
    • extensor digitorum
    • extensor carpi radialis (longus)
  23. flexes thigh and flexes trunk on femur (hip joint)
    • psoas major
    • iliacus
  24. extends and laterally rotates thigh (hip joint)
    gluteus maximus
  25. abducts and medially rotates thigh (hip joint)
    • gluteus medius
    • gluteus minimus
  26. flexes, abducts, and medially rotates thigh (laterally supports knee) (hip joint)
    tensor fasciae latae
  27. laterally rotates thigh (hip joint)
    • piriformis
    • obturator internus
  28. adducts and laterally rotates thigh (hip joint)
    • adductor magnus
    • adductor longus
    • adductor brevis
  29. adducts, flexes, and laterally rotates thigh (hip joint)
    pectineus
  30. adducts thigh/hip and flexes leg/knee
    gracilis
  31. flexes thigh and leg/knee and laterally rotates thigh/hip
    sartorius
  32. extends leg/knee and flexes thigh/hip
    rectus femoris
  33. flexes leg/knee and extends thigh/hip
    • semitendinosus
    • semimembranosus
    • biceps femoris (long head)
  34. flexes leg/knee
    biceps femoris (short head)
  35. extends leg/knee
    • vastus lateralis
    • vastus medialis
    • vastus intermedius
  36. flexes and medially rotates leg/knee
    popliteus
  37. flexes leg/knee and plantar flexes foot
    gastrocnemius
  38. dorsiflexes and inverts foot
    tibialis anterior
  39. dorsiflexes and inverts foot and extends great toe
    extensor hallucis longus
  40. dorsiflexes and everts foot and extends toe 2-5
    extensor digitorum longus
  41. plantar flexes and everts foot
    peroneus (fibularis) longus
  42. plantar flexes foot
    soleus
  43. flexes great toe, plantar flexes, and inverts foot
    flexor hallucis longus
  44. flexes toes 2-5, plantar flexes and inverts foot
    flexor digitorum longus
  45. plantar flexes and inverts foot
    tibialis posterior

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