Abdomen muscles

Card Set Information

Author:
misbah
ID:
223733
Filename:
Abdomen muscles
Updated:
2013-06-13 11:23:59
Tags:
abdomen muscles
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Description:
ioas
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  1. Rectus Abdominus
    o = superior surface of pubis near symphysis

    i = inferor surfaces of costal cartilages and xiphoid process

    a = depresses ribs, flexes vertebral column
  2. external oblique
    o = external surfaces of lower 8 ribs

    i = linea alba, exterior half of iliac crest

    a = compresses abdominopelvic cavity, flixing and rotating vertebral column
  3. internal oblique
    o = iliac cres, lumbodorsal ligament

    i = linea alba, pubic crest, lower 4 ribs

    a = compresses abdomino pelvic cavity, assists in flexing and rotating vertebral column
  4. transversus abdominus
    o = iliac crest, costal cartilage of lower 6 ribs

    i = linea alba and pubic crest

    a = compresses abdominopelvic cavity
  5. diaphragm
    o = xipoid process

    i = central tendon of diaphragm

    a = increases volume of thoracic cavity

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