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Home Q & A Board Science-Related Homework Help Psychology Neuroscience and Mental Health
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GOOD2Know17 GOOD2Know17
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6 years ago
Which of the following reasons best explains why it is easier to do a chin-up (hands supinated) than a pull-up (hands pronated)?
 
  A) Because the brachialis is a less-effective elbow flexor in the pronated position.
  B) Because the biceps is a less-effective flexor in the pronated position.
  C) Because the brachioradialis is a less-effective flexor in the pronated position.
  D) Because the long digital flexors can better assist with elbow flexion in the supinated position.
  E) Because the humero-radial-ulnar joint is better aligned in the supinated position.
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jjacksonmiajjacksonmia
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6 years ago
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