Muscle Actions

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  1. Frontalis
    Raises eyebrows
  2. Temporalis
    Closes Jaw
  3. Cranial Aponeurosis
  4. Occipitalis
  5. Massester
    Closes Jaw
  6. Sternocleidomastoid
    Flexes neck; rotates head
  7. Trapezius
    Extends neck and adducts scapula
  8. Platysma
    Pulls corners of mouth inferiorly
  9. Orbicularis Oris
    Closes and protrudes lips
  10. Buccinator
  11. Zygomaticus
    Raises corner of mouth
  12. Orbicularis Oculi
    Blinks and closes eyes
  13. Tibialis Anterior
    Dorsiflexes and inverts foot
  14. Extensor digitorium longus
    Extends toes and dorsiflexes foot
  15. Fibularis longus
    Plantar flex and evert foot
  16. Adductor Muscle
    Adduct thigh
  17. Satorius
    Flexes thigh on hip
  18. Quadriceps
    Extends knee
  19. Vastus medialis
    Extends knee
  20. Vastus lateralis
    Extends knee
  21. Rectus femoris
    Extends knee and also flexes hip on thigh
  22. Iliopsoas
    Flexes hip
  23. Flexor carpi radialas
    Flexes wrist and abducts hand
  24. Brachioradialis
  25. Branchialis
  26. Biceps Branchi
    Flexes elbow and supinates forearm
  27. Triceps Branchi
    Extends elbow
  28. ....
  29. Sternocleidoastoid
    Flexes neck; rotates head
  30. Deltoid
    Abducts arm
  31. External Intercostals
  32. Internal Oblique
  33. Transversus abdominus
  34. Pectoralis Major
    Adducts and flexes humerus
  35. Fibularis longus
    Plantar flex and evert foot
  36. Soleus
    Plantar flexes foot
  37. Hamstring Group
    Flex knee and extend hip
  38. Semimembranosus
    Flex knee and extend hip
  39. Semitendinosus
    Flex knee and extend hip
  40. Biceps Femoris
    Flex knee and extend hip
  41. Adductor muscle
    Adduct thigh
  42. Gluteus Maximus
    Extends hip (when forceful extension in required)
  43. Gluteus Medius
    Abducts thigh
  44. Latissimus dorsi
    Extends and adducts humerus
  45. Deltoid
    Abducts humerus
  46. Trapezius
    Extends neck and adducts scapula
  47. Gastrocnemius
    Plantar flexes foot  and flexes knee
  48. Extensor digitorium
    Extends fingers and wrist
  49. Extensor carpi ulnaris
  50. Flexor carpi ulnaris
  51. Extensor carpi radialis longus
    Extends wrist and abducts hand
  52. Triceps branchi
    Extends elbow
Card Set
Muscle Actions
What the action of certain muscles are
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