The deer waits motionlessly,hidden in the thicket as the band of hunters approaches.As the hunters get closer,their dogs bark,picking up the scent of their prey.In a futile effort to escape,the deer bolts.Which of the following most accurately describes the nervous system of the hunted deer at this point?
A)Its sympathetic nerve fibres are more active than its parasympathetic nerve fibres.
B)Its parasympathetic nerve fibres are more active than its sympathetic nerve fibres.
C)Both its sympathetic and parasympathetic nerve fibres are equally active.
D)Neither its sympathetic nor its parasympathetic nerve fibres are aroused.

Question

Quizplus · Accepted Answer

The hunted deer is in a state of fear and arousal, which is mediated by the sympathetic nervous system. This results in increased heart rate, dilated pupils, and increased blood flow to the muscles, allowing the deer to run faster and escape the hunters. The parasympathetic nervous system, on the other hand, is responsible for the body's rest and digest functions, which are not needed in this situation.

The Deer Waits Motionlessly,hidden in the Thicket as the Band