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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).
Related Questions: - Goblet cells are
- There is no DNA in:
- The striated appearence of a myofibril is due to the distribution pattern of
- At metaphase, chromosomes are attached to the spindle fibres by their:
- Enzymes, which help in electron transfer are
Topics: Locomotion and Neural Control
(33)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Goblet cells are
- There is no DNA in:
- The striated appearence of a myofibril is due to the distribution pattern of
- At metaphase, chromosomes are attached to the spindle fibres by their:
- Enzymes, which help in electron transfer are
Topics: Locomotion and Neural Control (33)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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