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
Gastrin
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B
Thyroxin
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C
Adrenaline
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D
Glucagon
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Solution
The correct option is C Adrenaline Adrenaline is an hormone secreted by the adrenal glands and is secreted in response to stress of any kind and during emergency situations and are called emergency hormones or hormones of Fight or Flight. They increase alertness, pupillary dilation, piloerection (raising of hairs), sweating etc.