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Home Q & A Board Biology-Related Homework Help Cell Biology
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Acostak1 Acostak1
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6 years ago
The parasympathetic nervous system causes a slowing of the heart rate by increasing:
 
  A) Norepinephrine
  B) Vessel constriction
  C) Cardioinhibitory center
  D) Smooth muscle tone
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tiss9889tiss9889
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Acostak1 Author
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6 years ago
Brilliant ツ
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