Biology, asked by TheSherwoodian, 6 months ago

Why does are heartbeat increase when we are frightened?​

Answers

Answered by vishwakarmatanisha1
2

Answer:

I hope it will help you

Explanation:

while adrenaline is pumping throw aur blood so are the fat and sugar that fast and our bronchi open wider causing heart beat faster when we get frightened

Answered by cskooo7
6

it is due to the adrenaline rush in the blood....

pls mark it as brainlist answer

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