MHT CET Biology question

A person entering an empty room suddenly finds a snake right in front on opening the door. Which one of the following is likely to happen in his neuro-hormonal control system?

(A)Sympathetic nervous system is activated releasing epinephrine and norepinephrine from adrenal medullaCorrect
(B)Neurotransmitters diffuse rapidly across the cleft and transmit a nerve impulse
(C)Hypothalamus activates the parasympathetic division of brain
(D)Sympathetic nervous system is activated releasing epinephrine and norepinephrine from adrenal cortex

Answer: (A)

Solution

Fear triggers the fight-or-flight response, in which the sympathetic system makes the adrenal medulla release epinephrine and norepinephrine; (b) is a general

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Question ID VK-076376