anatomy

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Author:
cassiekay10
ID:
202180
Filename:
anatomy
Updated:
2013-02-20 20:22:20
Tags:
muscles
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Description:
muscles
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  1. frontalis origin
    occipital bone
  2. frontalis insertion
    tissues of eyebrows
  3. frontalis function
    raises eyebrows - surprise!
  4. temporalis origin
    temporal bone
  5. temporalis insertion
    madible
  6. temporalis function
    closes jaw
  7. masseter origin
    zygomatic arch
  8. masseter insertion
    mandible
  9. masseter function
    closes jaw
  10. two muscles that close jaw
    temporalis and masseter
  11. sternocleidomastoid origin
    sternum; clavicle
  12. sternocleidomastoid insertion
    mastoid process of temporal bone
  13. sternocleidomastoid function
    flexes head - prayer muscle
  14. pectoralis major origin
    clavicle, sternum
  15. pectoralis major insertion
    humerus
  16. pectoralis major function
    flexes and adducts upper arm
  17. rectus abdominis origin
    pubic bon
  18. rectus abdominis insertion
    xiphoid process of sternum
  19. rectus abdominis funtion
    flexes lumbar region to allow bending forward
  20. external oblique origin
    ribs
  21. external oblique insertion
    pelvis
  22. external oblique function
    stabalizes spine
  23. internal oblique origin
    pelvis
  24. internal oblique insertion
    ribs
  25. internal oblique function
    stabilize spine to maintain posture; permits rotation at waist
  26. transversus abdominus origin
    ribs; pelvis
  27. transversus abdominus insertion
    pubic bone, linea alba
  28. transversus abdominus function
    compresses contents of abdomen
  29. external intercostals origin
    rib
  30. external intercostals insertions
    ribs
  31. external intercostals functions
    elevate ribs
  32. internal intercostal origin
    rib
  33. internal intercostal insertion
    ribs
  34. internal intercostal function
    depress ribs
  35. latissimus dorsi origin
    vertebrae
  36. latissimus dorsi insertion
    humerus
  37. latissimus dorsi function
    adducts and extends the arm backwards
  38. trapezius origin
    occipital bone; vertebrae
  39. trapezius insertion
    clavicle; scapula
  40. trapezius function
    raises/lowers shoulders
  41. deltoid origin
    clavicle, scapula
  42. deltoid insertion
    humerus
  43. deltoid function
    abducts, flexes, and rotates arm
  44. brachialis origin
    humerus
  45. brachialis insertion
    ulna
  46. brachialis function
    flexes the forearm
  47. brachioradialis origin
    humerus
  48. brachioradialis insertion
    radius
  49. brachioradialis function
    helps flex forearm
  50. triceps brachii origin
    scapula; humerus
  51. triceps brachii insertion
    ulna
  52. triceps brachii function
    extends the forearm
  53. gluteus maximus origin
    ilium
  54. gluteus maximus insertion
    femur
  55. gluteur maximus function
    extends and rotates the thigh outward
  56. gluteus medius origin
    ilium
  57. gluteus medius insertion
    femur
  58. gluteus medius function
    adducts and rotates the thigh outward
  59. sartorius origin
    iliac spine
  60. sartorius insertion
    tibia
  61. sartorius function
    adducts/flexes leg; permits sitting cross-legged
  62. iliopsoas origin
    ilium
  63. iliosoas insertion
    femur
  64. iliopsoas function
    flexes the thigh
  65. quadraceps femoris origin
    ilium; femur
  66. quadraceps femoris insertion
    tibia
  67. quadraceps femoris function
    flexes thigh. extends leg
  68. hamstrings origin
    ischium; femur
  69. hamstrings insertion
    fibula; tibia
  70. hamstrings function
    extends the thigh
  71. gastrocnemius origin
    femur
  72. gastrocnemius insertion
    calcaneus
  73. gastrocnemius function
    plantar flexion of foot
  74. tibialis  anterior origin
    tibia
  75. tibialis anterior insertion
    tarsal bone
  76. tibialis anterior function
    dorsiflexion of the foot
  77. fibularis longus origin
    tibia, fibula
  78. fibularis longus insertion
    phalanges
  79. fibularis longus function
    dorsiflexion of the foot
  80. soleus origin
    tib, fib
  81. soleus insertion
    calcaneus
  82. soleus function
    plantar flexion of foot
  83. achilles tendon origin
    gastrocnemius and soleus
  84. achilles tendon insertion
    calcaneus (heelbone)
  85. achilles tendon function
    strongest tendon, athletic injuries, vulnerable to sudden stress, sprinting

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