When we are anxious or fearful, ______.

When we are anxious or fearful, ______.
 
  a. neither the sympathetic nor the parasympathetic divisions are active
  b. the sympathetic division is most active
  c. the parasympathetic division is most active
  d. both the sympathetic and parasympathetic divisions are equally active

Question 2

During processes that replenish energy reserves, such as digestion, ______.
 
  a. neither the sympathetic nor the parasympathetic divisions are active
  b. the sympathetic division is most active
  c. the parasympathetic division is most active
  d. both the sympathetic and parasympathetic divisions are equally active

Question 3

When we relax, the ______ decelerates the heart rate.
 
  a. pons c. parasympathetic nervous system
   b. cerebellum d. right hemisphere

Question 4

Len sits down to relax in his easy chair after a long, hard day at work. As he sits reading
   his paper, he grows more relaxed. His breathing and heart rate slow down, and his muscles
   loosen.
 
  Len's relaxation is due to the activity of his ______ nervous system.
   a. sympathetic c. somatic
   b. parasympathetic d. central