Feeling tremors of an earthqake a scared resident of seventh floor

Feeling Tremors Of An Earthqake A Scared Resident Of Seventh Biology Question

Feeling tremors of an earthqake a scared resident of seventh floor of a multistored building starts climbing down the stairs rapidly. Which hormone initaited this action?

Options

(a) adrenaline
(b) glucagon
(c) gastrin
(d) thyroxin

Correct Answer:

adrenaline

Explanation:

It is commonly called as ’emergency hormone’ or 3F – hormone (For fear, fight & flight). ITs seceretion is regulated by SNS, and not by pituitary as in case of adrenal cortex. It stimulates sweating, heart beat, and brething rate. It causes the dilation of cornary artery (supplying blood to the heart muscles), bronchioles (for increasing inspiratory volume) and pupil (for better vision).

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Topics: Locomotion and Neural Control (33)
Subject: Biology (4253)

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