The heart beat increases at the time of inter | vedclass

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(C) The correct answer is $C$. During stressful situations like an interview,the body triggers the 'fight-or-flight' response. The adrenal medulla sec

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Secretion of adrenaline

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(C) The correct answer is $C$. During stressful situations like an interview,the body triggers the 'fight-or-flight' response. The adrenal medulla secretes the hormone adrenaline (epinephrine) into the bloodstream. Adrenaline acts on the heart to increase the heart rate and the strength of cardiac contractions to prepare the body for immediate action.

The heart beat increases at the time of interview due to

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