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Home Q & A Board Biology-Related Homework Help Cell Biology
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hannah415 hannah415
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6 years ago
The nervous system
  a. acts only to adjust the contraction of skeletal muscle.
  b. initiates the rate and strength of cardiac contraction.
  c. can only adjust the rate and strength of cardiac contraction.
  d. has no direct control at all over cardiac function.
  e. acts only to adjust the contraction of smooth muscle.

Question 2

The heart
  a. will contract as a result of stimuli from the sinoatrial node.
  b. contracts only as a result of nerve stimulation from the central nervous system.
  c. is activated primarily through the autonomic nervous system.
  d. pulse is primarily under the control of the atrioventricular node.
  e. is completely independent of all nervous control.
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svanschaiksvanschaik
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hannah415 Author
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#2
6 years ago
Genius!!!!!!
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