MSA Terms

Card Set Information

Author:
alypascoe
ID:
266847
Filename:
MSA Terms
Updated:
2014-03-18 00:53:45
Tags:
MSA
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Description:
Musculoskeletal Anatomy
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  1. Agonist
    Primarymover. Bulk of force
  2. Synergist
    Helps the action
  3. Motor unit
    Motor nerve + muscle fiber
  4. Antagonist
    Opposes agonist
  5. Fixators and Stabilises
    Reduce unwanted movement (Core muscle)
  6. Muscle getting longer. Lowering, gravity assisted
    Eccentric contraction
  7. Muscle getting shorter. Raising weight or gravity resisted
    Concentric contraction
  8. Muscle isn't moving
    Isometric contraction
  9. Adduction
    Inwards
  10. Abduction
    Take away
  11. Flexion
    Bring forward (horizontal flexion & extension)
  12. To move straigt back
    Extension
  13. Bring back
    Retraction
  14. Bring forward
    Protraction
  15. Rotate inwards
    Medial rotation
  16. Rotate backwards
    Lateral rotation
  17. Supernation
    Rotate lower arm outwards without moving elbow or shoulder
  18. Longer under tension
    Ecentric
  19. Shorter under tension
    Concentric
  20. Doesn't move under tension
    Isometric
  21. Lats little helper
    Teres Major - Connects to bottom of scapular to the anterior of humerus

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