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Author Question: The number of muscle fibers served by a single axon varies considerably. In muscles that move the ... (Read 35 times)

Jipu 123

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on: Jun 22, 2018
The number of muscle fibers served by a single axon varies considerably. In muscles that move the fingers, the ratio is small, whereas in muscles that move the legs, the ratio is large.
 
  This difference in ratio depends upon the ______________ needed to move the muscle.
 
  a. precision
  b. strength
  c. flexibility
  d. speed
  e. agility

Question 2

A motor unit size of one axon per 10 extrafusal fibers might be expected in the ________ muscles.
 
  a. elbow
  b. wrist
  c. eye
  d. leg
  e. forearm


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tanna.moeller

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Reply #1 on: Jun 22, 2018
Answer to Question 1

Answer: a. precision

Answer to Question 2

Answer: c. eye


Jipu 123

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Reply 2 on: Jun 22, 2018
Excellent

bbburns21

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Reply 3 on: Yesterday
Gracias!

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