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Home Q & A Board Biology-Related Homework Help Anatomy and Physiology Kinesiology
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nameless23 nameless23
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6 years ago
The acromioclavicular (AC) joint contributes to shoulder elevation ____________________.
 
  a. between 30  and 90  of abduction when tension on the trapezoid component of the coracoclavicular ligament produces a posterior rotation of the clavicle
  b. after 90  of shoulder abduction and until all scapulothoracic motion is taken up
  c. between 30  and 90  of abduction when anterior rotation of the clavicle allows for 30  of scapular upward rotation
  d. after 60  of abduction
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ruffruff
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6 years ago
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nameless23 Author
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6 years ago
You make an excellent tutor!
linlinlin
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Yesterday
Brilliant ツ
TAT1238
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2 hours ago
Smart ... Thanks!
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