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Muscle Anatomy Lab

  1. Masseter -- Origin(s)
    Zygomatic arch
  2. Masseter --Insertion
    Mandible
  3. Masseter --action
    Elevates the mandible--works in chewing
  4. Masseter
  5. Temporalis -- origin
    temporal
  6. Temporalis ---insertion
    Mandible
  7. Temporalis -- Action
    Elevates mandible - works in chewing
  8. Temporalis
  9. Sternocleidomastoid - origin
    Sternum; clavicle
  10. Sternocleidomastoid -- insertion
    Temporal
  11. Sternocleidomastoid -- Action
    Flexes neck; rotates head side to side; assists you to look down
  12. sternocleidomastoid
  13. Splenius capitis -- origin
    Cervical/thoracic vertebrae
  14. Splenius capitis -- Insertion
    Occipital; Temporal
  15. Splenius capitis -- actions
    Etends/hyperextends and rotates the head; assists you to look up
  16. Splenius capitis
  17. Exterior intercostals -- Origin
    Lower border of rib
  18. Exterior intercostals -- Insertion
    Upper border of rib
  19. Exterior intercostals --- Actions
    Elevates rib cage; aids in inhalation
  20. Exterior intercostals
  21. Interior intercoastals -- origin
    Upper border of rib
  22. Interior intercostals -- insertions
    lower border of rib
  23. Interior intercostals -- action
    Depresses rib cage; aids in exhalation
  24. Interior intercostals
  25. Diaphragm -- origin
    Lumbar vertebrae; costal cartilage
  26. Diaphragm -- Insertion
    Central tendon of diaphragm
  27. Diaphragm -- action
    Increases thoracic cavity volume; inhalation
  28. Diaphragm
  29. Rectus abdominus -- origin
    Pubis
  30. Rectus abdominus -- insertion
    Xiphoid process; costal carilage
  31. Rectus abdominus -- action
    Powerful flexor of lumbar vertebrae
  32. Rectus abdominus
  33. External oblique -- origin
    Ribs 5-12
  34. External oblique -- insertion
    Linea Alba; ilium
  35. External oblique -- action
    Compresses abdomen; allows flexion and rotation of trunk
  36. External oblique
  37. Internal oblique - origin
    Illium
  38. Internal oblique -- insertion
    Linea Alba; ribs 8-12
  39. Internal oblique -- action
    Compresses abdomin; allows flexion and rotation of trunk
  40. Internal oblique
  41. Transversus abdominus - origin
    Illium
  42. Transversus abdominus -- insertion
    Linea Alba; pubis
  43. Transversus abdominus -- action
    Only works as compressor of abdomen
  44. Transversus abdominus
  45. Pectoralis minor -- origin
    Ribs 3,4, and 5
  46. Pectoralis minor -- insertion
    Scapula
  47. Pectoralis minor -- action
    Steadies and rotates scapula downward
  48. Pectoralis minor
  49. Serratus Anterior -- origin
    Ribs 1-8
  50. Serratus Anterior -- insertion
    Scapula
  51. Serratus Anterior -- action
    Steadies and rotates scapula upward
  52. Serratus Anterior
  53. Trapezius -- origin
    Occipital; cervical/thoracic vertebrae
  54. Trapezius -- insertion
    Scapula
  55. Trapezius -- action
    Elevates and rotates scapula (squaring shoulders)
  56. Trapezius
  57. Levator scapulae - origin
    Cervical vertebrae
  58. Levator scapulae - insertion
    Scapula
  59. Levator scapulae - action
    Elevates and rotates scapula (shrugging shoulders)
  60. Levator scapulae
  61. Rhomboids -- origin
    Cervical/ thoracic vertebrae
  62. Rhomboids - insertions
    Scapula
  63. Rhomboids -- action
    Elevates and retracts scapula (squaring shoulders, us to paddle canoe)
  64. Rhomboids
  65. Pectoralis major -- origin
    Sternum; Ribs 1-6; Clavicle
  66. Pectoralis major -- insertion
    Humerus
  67. Pectoralis major -- action
    flexes, adducts, and medially rotates arm
  68. Pectoralis major
  69. Latissimus dorsi- origin
    Thoracic-sacral vertebrae; ilium
  70. Latissimus dorsi - insertion
    Humerus
  71. Latissimus dorse - action
    Adducts and extends arm at shoulder; brings the arm down with force
  72. Latissimus dorse
  73. Deltoid - origin
    Scapula; clavicle
  74. Deltoid - insertion
    Humerus
  75. Deltoid - action
    Abducts, flexes, and extends arm
  76. Deltoid
  77. Subscapularis -- origin
    Scapula
  78. Subscapularis -- insertion
    Humerus
  79. Subscapularis -- action
    Stabilizes shoulder joint: medially rotates arm
  80. Subscapularis
  81. Supraspinatus -- origin
    Scapula
  82. Supraspinatus -- insertion
    Humerus
  83. Supraspinatus -- action
    Abducts arm; stablizes shoulder joint
  84. Supraspinatus
  85. Infraspinatus - origin
    Scapula
  86. Infraspinatus -- insertion
    Humerus
  87. Infraspinatus - action
    Laterally rotates arm; stabilizes shoulder
  88. Infraspinatus
  89. Teres minor - origin
    Scapula
  90. Teres minor - insertion
    Humerus
  91. Teres minor - action
    Laterally rotates arm; stablizes shoulder
  92. Teres minor
  93. Teres major - origin
    Scapula
  94. Teres major - insertion
    Humerus
  95. Terus major - action
    Medially rotates, adducts, and extends the arm
  96. Teres major
  97. Triceps brachii - origin
    Scapula; humerus
  98. Triceps brachii - insertion
    Ulna
  99. Triceps brachii - action
    Extends arm at elbow
  100. Triceps brachii
  101. Biceps brachii - origin
    Scapula
  102. Biceps brachii - insertion
    radius
  103. Biceps brachii - action
    Flexes arm at elbow
  104. Biceps brachii
  105. Brachialis - origin
    Humerus
  106. Brachialis - insertion
    Ulna
  107. Brachialis - action
    Flexes arm at elbow
  108. Brachialis
  109. Adductors - origin
    pubis
  110. Adductors - insertion
    Femur
  111. Adductors - action
    Flexes and adducts hip joint
  112. Adductors
  113. Tensor fasciae latae - origin
    Ilium
  114. Tensor fasciae latae - insertion
    Tibia
  115. Tensor fasciae latae - action
    Abducts, fleses, and rotates hip joint
  116. Tensor fasciae latae
  117. Gluteus maximus - origin
    Ilium; coccyx
  118. Gluteus maximus - insertions
    Femur
  119. Gluteus maximus - action
    Extends and laterally rotates at hip joint
  120. Gluteus maximus
  121. Gluteus medius - origin
    Ilium
  122. Gluteus medius - insertion
    Femur
  123. Gluteus medius - action
    Abducts and medially rotates at hip joints
  124. Gluteus medius
  125. Biceps femoris - origin
    Ischium; femur
  126. Biceps femoris - insertion
    Tibia; fibula
  127. Biceps femoris - action
    Flexes and laterally rotates at knee
  128. Biceps femoris
  129. Semitendinosus - origin
    Ischium
  130. Semitendinosus - insertion
    Tibia
  131. Semitendinosus - action
    Flexes and laterally rotates at knee
  132. Semitendinosus
  133. Semimembranosus - origin
    Ischium
  134. Semimembranosus - insertion
    Tibia
  135. Semimembranosus - action
    Flexes and laterally rotates at knee
  136. Semimembranosus
  137. Sartorius - origin
    Ilium
  138. Sartorius - insertion
    Tibia
  139. Sartorius - action
    Flexes knee, flexion and lateral rotation
  140. Sartorius
  141. Gracilis - origin
    Pubis; ischium
  142. Gracilis - insertion
    Tibia
  143. Gracilis - action
    flexes knee; adducts hip
  144. Gracilis
  145. Rectus femorus - origin
    Inferior spine; ilium
  146. Rectus femorus - insertion
    Tibia
  147. Rectus femorus - action
    Extends knee; flexes hip
  148. Rectus femorus
  149. Vastus lateralis - origin
    Femur
  150. Vastus lateralis - insertion
    Tibia
  151. Vastus lateralis - action
    Extends knee
  152. Vastus lateralis
  153. Vastus medialis - origin
    Femur
  154. Vastus medialis - insertion
    Tibia
  155. Vastus medialis - action
    Extends knee
  156. Vastus medialis
  157. Vastus intermedius - origin
    Femur
  158. Vastus intermedius - insertion
    Tibia
  159. Vastus intermedius - action
    Extends knee
  160. Vastus intermedius
  161. Tibalis anterior - origin
    Tibia
  162. Tibalis anterior - insertion
    1st metatarsal
  163. Tibalis anterior - action
    Dsiflexes ankle
  164. Tibalis anterior
  165. Gastrocnemius - origin
    Femur
  166. Gastrocnemius - insertion
    Calcaneus
  167. Gastrocnemius - action
    Plantar flexes ankle; inverts knee; adducts foor and flexes knee
  168. Gastrocnemius
  169. Soleus - origin
    Fibula; tibia
  170. Soleus - insertion
    Calcaneus
  171. Soleus - action
    Plantar flexes ankle; inverts and adducts foot
  172. Soleus
Author
RUAGORECKI2
ID
132968
Card Set
Muscle Anatomy Lab
Description
Muscles of the body. Including origin, insertions and actions
Updated

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