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Author Question: The function of intrafusal muscle fibers is to a. detect changes in the muscle fiber length. b. ... (Read 71 times)

lak

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on: Jun 22, 2018
The function of intrafusal muscle fibers is to
 
  a. detect changes in the muscle fiber length.
  b. stimulate the muscle to contract.
  c. limit the degree of contraction of the muscle.
  d. coordinate the contraction of extensor and flexor muscles.
  e. detect how hard the muscle is pulling.

Question 2

Alpha motor neurons send information to
 
  a. intrafusal muscle fibers.
  b. extrafusal muscle fibers.
  c. muscle spindles.
  d. gamma motor neurons.
  e. alpha motor neurons.


dpost18

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

Answer: a. detect changes in the muscle fiber length.

Answer to Question 2

Answer: b. extrafusal muscle fibers


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