NEET Zoology Hormones MCQ Question with Solution

If adrenaline increases the heart rate by 20% and the initial heart rate is 80 beats per minute, what will be the new heart rate?

A

96 beats per minute

B

100 beats per minute

C

120 beats per minute

D

140 beats per minute

Option A

Adrenaline increases heart rate by 20%, thus the new heart rate is 80 + (0.20 * 80) = 96 beats per minute.

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Which hormone is primarily secreted by the pars distalis of the pituitary gland?

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Which of the following statements about hormones produced by the pituitary gland is correct?

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