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Sanjay is sitting in the exam hall. Befo...

Sanjay is sitting in the exam hall. Before the start of the exam, he sweats a lot, with increased rate of heart beat. Why does this condition occur?

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Sanjay is sitting in the exam hall. He is tensed about the exam and is worried. In stressful situation, the hormone Adrenaline is produced by Adrenal gland . It helps the body to handle stressful situations as follows and is produced during conditions of stress and emotion.
(i) It increases heart beat and blood pressure.
(ii) It decreases blood flow through the skin.
(iii) Thus sanjay sweats a lot and has increased rate of heart beat.
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