Multiple Choice
A child was frightened by a large dog.The pupils of the child's eyes became dilated,and the heart and respiratory rates increased.These symptoms were caused by stimulation of:
A) the parasympathetic nervous system.
B) the sympathetic nervous system.
C) both the parasympathetic and the sympathetic nervous systems.
D) None of the above would account for the symptoms.
Correct Answer:
Verified
Correct Answer:
Verified
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