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Upper Limb Development

Selected Topics of Lecture - Lucket

  • Missing bullets
  • Myogenesis
    • posterior muscle mass - extensors
    • anterior muscle mass - flexors
  • Nerves
    • motor nerves
    • brachial plexus - C4?
    • sensory nerves use motor nerves as a guide
    • dermatomes - segmental bands
    • Upper dermatomal bands begin at C5
    • Lower dermatomal bands end at T2
    • Dermatomes versus myotomes
  • Artery Formation
    • angiogenesis
    • primary axial artery becomes brachial artery
  • Rotation of the upper limb
    • 90 deg lateral rotation (into anatomical position)
    • Contrast to lower limb rotation is medial - 180 deg
  • Upper Limb versus Lower Limb
    • Rotation, cord levels, muscle location as anterior posterior for flexor and extensor muscles

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-- LorenEvey - 20 Sep 2011
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Topic revision: r1 - 20 Sep 2011, UnknownUser
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