Quadratus Lumborum Muscle - Actions

Actions

The quadratus lumborum can perform four actions:

  1. Lateral flexion of vertebral column, with ipsilateral contraction
  2. Extension of lumbar vertebral column, with bilateral contraction
  3. Fixes the 12th rib during forced expiration
  4. Elevates ilium, with ipsilateral contraction

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Famous quotes containing the word actions:

    Hence a young man is not a proper hearer of lectures on political science; for he is inexperienced in the actions that occur in life, but its discussions start from these and are about these; and, further, since he tends to follow his passions, his study will be vain and unprofitable, because the end aimed at is not knowledge but action.
    Aristotle (384–322 B.C.)

    A young man is not a proper hearer of lectures on political science; for he is inexperienced in the actions that occur in life, but its discussions start from these and are about these; and, further, since he tends to follow his passions, his study will be vain and unprofitable, because the end that is aimed at is not knowledge but action. And it makes no difference whether he is young in years or youthful in character.
    Aristotle (384–323 B.C.)

    If you need a certain vitality you can only supply it yourself, or there comes a point, anyway, when no one’s actions but your own seem dramatically convincing and justifiable in the plot that the number of your days concocts.
    John Ashbery (b. 1927)