Q. Feeling the tremors of an earthquake a scared resident of seventh floor of a multistoried building starts climbing down the stairs rapidly. Which hormone initiated this action?

A) adrenaline
B) glucagon
C) gastrin
D) thyroxine
Explanation

[Solution from source] Fear triggers the sympathetic nervous system to release adrenaline from the adrenal medulla, the 'fight or flight' hormone that raises heart rate, breathing and blood glucose for quick action. Glucagon, gastrin and thyroxine do not mediate emergency responses. Answer (1).

Dr. Abubacker
Reviewed by Dr. Abubacker

Physics Educator & NEET/JEE Specialist

Ph.D. in Physics with 19+ years of teaching experience.

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