Class 11 NEET Biology Chemical Coordination and Integration

Question : 47 of 102

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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?

(2012)

Sympathetic nervous system is activated releasing epinephrine and norepinephrine from adrenal medulla.
Neurotransmitters diffuse rapidly across the cleft and transmit a nerve impulse.
Hypothalamus activates the parasympathetic division of brain.
Sympathetic nervous system is activated releasing epinephrine and norepinephrine from adrenal cortex

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