Single Answer MCQ
Q-00002140
Discuss the role of adrenaline in the human body during stressful situations.
1
Adrenaline decreases heart rate
2
Adrenaline relaxes muscles
3
Adrenaline prepares the body for 'fight or flight' response
4
Adrenaline regulates body temperature
Answer and Solution
Answer
C. Adrenaline prepares the body for 'fight or flight' response
Solution:
Adrenaline, also known as epinephrine, is a hormone released by the adrenal glands in response to stress or danger. It triggers physiological changes like increased heart rate, dilated airways, and elevated blood sugar levels to prepare the body for the 'fight or flight' response. This hormone helps in mobilizing energy and enhancing survival chances during emergencies. Therefore, the correct answer is 'Adrenaline prepares the body for 'fight or flight' response'.
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