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Adrenaline directly affects...

Adrenaline directly affects

A

SA node

B

`beta-` cells of Langerhans

C

dorsal root of spinal cord

D

epithelial cells of stomach

Text Solution

Verified by Experts

The correct Answer is:
A
The hormone adrenaline (epinephrine) is secreted by adrenal medulla and directly affects SA node thereby increasing heart rate. This hormone is responsible for the alarming reactions. It also increases breathing and blood glucose level
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