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If you stand to make your maiden speech before a large audience, your mouth dries up and heart rate increases. What brings about these changes? - Biology

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Question

If you stand to make your maiden speech before a large audience, your mouth dries up and heart rate increases. What brings about these changes?

One Line Answer

Solution

Adrenalin secreted by the adrenal medulla brings about these feelings.

shaalaa.com
Human Endocrine Glands - Adrenal Gland (Suprarenal Gland)
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Chapter 12: The Endocrine System - Short answer type [Page 163]

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Selina Concise Biology [English] Class 10 ICSE
Chapter 12 The Endocrine System
Short answer type | Q 6 | Page 163
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