muscles.txt

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KuroiMayrin
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44653
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muscles.txt
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2010-10-24 20:58:51
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muscles
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muscles
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  1. Buccinator
    Compression of the cheeks
  2. Depressor Labii Inferioris
    Depresses lower lip
  3. Levator labii superioris
    Elevates upper lip
  4. Mentalis
    Elevates and protrudes lower lip
  5. Orbicularis oris
    Compresses, purses lips.
  6. Risorius
    Draws corner of mouth to the side
  7. Depressor anguli oris
    Depresses corner of mouth
  8. Zygomaticus major
    Retracts and elevates corner of mouth
  9. Zygomaticus minor
    Retracts and elevates upper lip
  10. Corrugator supercilii
    Pulls skin inferiorly and anteriorly; wrinkles brow
  11. Levator palpebrae superioris
    Elevates upper eyelid
  12. Orbicularis oculi
    Closes eyes
  13. Procerus
    Moves nose, changes position, shape of nostrils.
  14. Nasalis
    Compresses bridge, depresses tip of nose; elevates corners of nostrils.
  15. Occipitofrontalis (Frontal belly)
    Raises eyebrows, wrinkles forehead.
  16. Occipitofrontalis ( Occipital belly)
    Tenses and retracts scalp
  17. Temporoparietalis
    Tenses scalp, moves auricle of ear.
  18. Platysma
    Tenses skin of neck, depresses mandible
  19. Masseter
    Elevates mandible and closes jaws
  20. Temporalis
    Elevates mandible and closes jaws
  21. Medial Pterygoid
    Elevates the mandible and closes the jaws, or moves mandible side to side.
  22. Lateral Pterygoid
    Opens jaws, protrudes mandible, or moves mandible side to side.
  23. Digastric
    Depresses mandible, opens mouth, elevates larynx.
  24. Geniohyoid
    Depresses mandible, opens mouth, elevates larynx, retracts hyoid bone.
  25. Mylohyoid
    Elevates floor of mouth, elevates hyoid bone, depresses mandible.
  26. Omohyoid
    Depresses hyoid bone and larynx
  27. Sternohyoid
    Depresses hyoid bone and larynx
  28. Sternothyroid
    Depresses hyoid bone and larynx
  29. Stylohyoid
    Elevates larynx.
  30. Tyrohyoid
    Elevates larynx, depresses hyoid bone.
  31. Sternocleidomastoid (Clavicular and Sternal heads)
    Together they flex the neck. Alone, one side bends neck towards shoulder and turns face to opposite side.
  32. Splenius (Splenius capitis, splenius cervicis)
    The two sides act together to extend neck. Either side alone rotates and laterally flexes neck to that side.
  33. Spinalis cervicis
    Extends neck
  34. Spinalis thoracis
    Extends vertebral column
  35. Longissimus capitis
    The two sides act together to extend neck. Either side alone rotates and laterally flexes neck to that side.
  36. Longissimus cervicis
    The two sides act together to extend neck. Either side alone rotates and laterally flexes neck to that side.
  37. Longissimus thoracis
    Extension of vertebral column. Alone, each produces lateral flexion to that side.
  38. Iliocostalis cervisis
    Extends or laterally flexes neck, elevates ribs.
  39. Iliocostalis thoracis
    Stabilizes thoracic vertebrae in extension.
  40. Iliocostalis lumborum
    Extends vertebral column, depresses ribs.
  41. Semispinalis capitis
    Together the two sides extend neck. Alone, each side extends and laterally flexes neck and turns head to opposite side.
  42. Semispinalis cervicis.
    Extends vertebral column and rotates towards opposite side.
  43. Semispinalis thoracis
    Extends vertebral column and rotates towards opposite side.
  44. Multifidus
    Extends vertebral column and rotates towards opposite side.
  45. Rotatores (Cervisis, thoracis and lumborum)
    Extends vertebral column and rotates towards opposite side.
  46. Interspinales
    Extends vertebral column
  47. Intertransversarii
    Lateral flexion of vertebral column.
  48. Longus capitis
    Together the two sides flex the neck. Alone each side rotates head to that side.
  49. Longus colli
    Flexes and rotates neck. Limits hyperextension.
  50. Quadratus lumborum.
    Together they depress ribs. Alone, each produces lateral flexion of vertebral column. Fixes floating ribs ( 11 and 12) during forced exhalation.
  51. Scalenes (Anterior, middle and posterior)
    Elevate ribs and flex neck. One side bends neck and rotates head and neck to opposite side.
  52. External intercostals
    Elevate ribs
  53. Internal intercostals
    Depress ribs
  54. Transversus thoracis
    Depress ribs
  55. Serratus posterior superior
    Elevates ribs, enlarges thoracic cavity. 
  56. Serratus posterior inferior.
    Pulls ribs inferiorly, also pulls outward opposing diaphragm. 
  57. External oblique
    Compresses abdomen; depresses ribs; flexes, laterally flexes or rotates vertebral column to opposite side. 
  58. Internal oblique
    Compresses abdomen; depresses ribs; flexes, laterally flexes or rotates vertebral column to same side. 
  59. Transversus abdominis
    compresses abdomen.
  60. Diaphragm. Contraction expands thoracic cavity, cmpresses abdominopelvic cavity.
  61. Rectus abdominis.
    Depresses ribs, flexes vertebral column and compresses abdomen.
  62. Levator scapulae
    Elevates scapula.
  63. Pectoralis minor
    Depresses and protects shoulders; rotates scapula so glenoid cavity moves inferiorly; elevates ribs if scapula is stationary.
  64. Rhomboid major
    Adducts and performs downward rotation of scapula.
  65. Rhomboid minor
    Adducts and performs downward rotation of scapula.
  66. Serratus anterior
    Protracts shoulder; rotates scapula so glenoid cavity moves superiorly. 
  67. Subclavius
    Depresses and protects shoulder.
  68. Trapezius
    Depends on active region and state of other muscles; it may elevate, retract, depress, or rotate scapula upward and/or clavicle; can also extend neck.
  69. Coracobrachialis
    Adduction and flexion at shoulder
  70. Deltoid
    Whole muscle: Abduction of shoulder. Anterior part: Flexion and medial rotation of humerus. Posterior part: Extension and lateral rotation of humerus. 
  71. Supraspinatus
    Abduction at shoulder
  72. Infraspinatus
    Lateral rotation at shoulder
  73. Subscapularis
    Medial rotation at shoulder.
  74. Teres major
    Extension, adduction and medial rotation at shoulder.
  75. Teres minor
    Lateral rotation at shoulder.
  76. Triceps brachii (long head)
    Extension at elbow and adduction at shoulder
  77. Biceps brachii
    Flexion at elbow and shoulder supination.
  78. Latissimus dorsi
    Extension, adduction and medial rotation at shoulder.
  79. Pectoralis major
    Flexion, adduction, medial rotation at shoulder.
  80. Brachialis
    Flexion at elbow
  81. Brachioradialis
    Flexion at elbow
  82. Anconeus
    Extension at elbow
  83. Triceps brachii ( lateral and medial heads)
    Extension at elbow
  84. Pronator quadratus
    Pronates forearm and hand by medial rotation of radius at radioulnar joints.
  85. Pronator teres
    Flexion at elbow, pronates forearm and hand by medial rotation of radius at radioulnar joints.
  86. Supinator
    Supinates forearm and hand by lateral rotation at radioulnar joints.
  87. Flexor carpi radialis
    Flexion and abduction at wrist
  88. Flexion carpi ulnaris
    Flexion and adduction at wrist.
  89. Palmaris longus
    Flexion at wrist.
  90. Extensor carpi radialis longus
    Extension and abduction at wrist
  91. Extensor carpi radialis brevis
    Extension and abduction at wrist
  92. Extensor carpi ulnaris
    Extension and adduction at wrist.
  93. Abductor pollicis longus
    Abduction at joints of thumbs and wrist.
  94. Extensor digitorum.
    Extension at finger joint and wrist.
  95. Extensor pollicis brevis
    Extension at joints of thumbs, abduction at wrist.
  96. Extensor pollicis longus.
    Extension at joints of thumbs, abduction at wrist.
  97. Extensor indicis
    Extension and adduction at joint of index finger.
  98. Extensor digiti minimi
    Extension at joint of little finger.
  99. Flexor digitorum superficialis
    Flexion at proximal interphalangheal, metacarpophalangeal and wrist joints.
  100. Flexor digirotum profundus
    Flexopm at distal interphalangheal joints and proximal interphalangeal joints and wrist.
  101. Flexor pollicis longus
    Flexion at joints of thumb
  102. Biceps femoris
    Flexion at knee; extension and lateral rotation at hip.
  103. Semimebranosus
    Flexion at knee; extension and medial rotation at hip.
  104. Sartorius
    Flexion at knee; flexion and lateral rotation at hip.
  105. Semitendinosus
    Flexion at knee; extension and medial rotation at hip.
  106. Popliteus
    Medial rotation of tibia-Lateral rotation of femur; flexion at knee.
  107. Rectus femoris
    Extension at knee, flexion at hip.
  108. Vastus intermedius.
    Extension at knee.
  109. Vasus lateralis
    Extension at knee.
  110. Vastus medialis
    Extension at knee.
  111. Gluteus maximus
    Extension and lateral rotation at hip. Helps stabilize the extended knee.
  112. Gluteus medius
    Abduction and medial rotation at hip.
  113. Gluteus minimus
    Abduction and medial rotation at hip.
  114. Tensor fasciae latae
    Flexion and medial rotation at hip, tenses fasciae latae which laterally supports the knee.
  115. Obturators (externus and internus)
    Lateral rotation of hip.
  116. Piriformis
    Lateral rotation and abduction of hip.
  117. Gemelli (superior and inferior)
    Lateral rotation of hip.
  118. Quadratus femoris
    Lateral rotation of hip.
  119. Adductor brevis
    Adduction, flexion and medial rotation at hip.
  120. Adductor longus
    Adduction, flexion and medial rotation at hip.
  121. Adductor magnus.
    Whole muscle provides adduction at the hip. Anterior part produces flexion and medial rotation; posterior part produces extension and lateral rotation.
  122. Pectineus
    Flexion, medial rotation and adduction at hip.
  123. Gracilis
    Flexion at knee, adduction and medial rotation at hip.
  124. Illiacus
    Flexion at hip and/or lumbar intervertebral joints.
  125. Psoas major.
    Flexion at hip and/or lumbar intervertebral joints
  126. Tibialis anterior
    Dorsiflexion at ankle; inversion of foot.
  127. Gastrocnemius
    Plantar flexion at ankle; flexion at knee.
  128. Fibularis longus
    Eversion of foot and plantar flexion at ankle, supports ankle; supports longitudinal arch.
  129. Fibularis brevis
    Eversion on foor and plantar flexion at ankle.
  130. Plantaris
    Plantar flexion at ankle, flexion at knee.
  131. Soleus
    Plantar flexion at ankle, postural muscle when standing.
  132. Tibialis posterior
    Adduction and inversion of foor; plantar flexion at ankle.
  133. Flexor digitorum longus
    Flexion of joints of toes 2-5; plantar flexes ankle; inverts foot.
  134. Flexor hallucis longus
    Flexion at joints of great toe; plantar flexes ankle; inverts foot.
  135. Extensor digitorum longus
    Extension of toes 2-5; dorsiflexes ankle and everts foot.
  136. Extensor hallucis longus
    Extension at joint of great toe; dorsiflexes ankle and everts foot.

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