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Home Q & A Board Science-Related Homework Help Psychology Neuroscience and Mental Health
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hockeyguy9 hockeyguy9
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6 years ago
Opposition of the thumb:
 
  A) primarily involves rotation at the 1st metacarpophalangeal joint.
  B) primarily involves contraction of a muscle that lies deep to the abductor pollicis brevis.
  C) primarily involves contraction of a muscle that is innervated by the ulnar nerve.
  D) is a movement that requires lateral rotation of the thumb.
  E) is a movement that requires flexion of the thumb's interphalangeal joint.
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DadaDada
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6 years ago
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hockeyguy9 Author
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#2
6 years ago
:D :D
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