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Author Question: In an isotonic contraction, A) muscle tension exceeds the load and the muscle lifts the load. B) ... (Read 65 times)

tiffannnnyyyyyy

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In an isotonic contraction,
 A) muscle tension exceeds the load and the muscle lifts the load.
  B) tension rises and falls but the muscle length is constant.
  C) the peak tension is less than the load.
  D) many twitches always fuse into one.
  E) postural muscles stabilize the vertebrae.

Question 2

In which of the following would the motor units have the fewest muscle fibers?
 A) muscles of the neck
  B) postural muscles of the back
  C) muscles that control the eyes
  D) thigh muscles
  E) calf muscles



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morrie123456

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Answer to Question 1

A

Answer to Question 2

C





 

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