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Karnataka Board PUCPUC Science Class 11

Mary is about to face an interview. But during the first five minutes before the interview she experiences sweating, increased rate of heart beat, respiration etc. - Biology

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Question

Mary is about to face an interview. But during the first five minutes before the interview she experiences sweating, increased rate of heart beat, respiration etc. Which of the following hormones are responsible for her restlessness?

Options

  • Estrogen and progesterone

  • Oxytocin and vasopressin

  • Adrenaline and noradrenaline

  • Insulin and glucagon

MCQ
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Solution

Adrenaline and noradrenaline

Explanation:

These are also called stress hormones. Their primary role is to maintain the body's homeostasis in order to prepare for stressful or harmful situations. The response they produce is known as the fight-or-flight response.

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Chapter 22: Chemical Coordination and Integration - Exercises [Page 123]

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NCERT Exemplar Biology [English] Class 11
Chapter 22 Chemical Coordination and Integration
Exercises | Q 3. | Page 123

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