Ahormone that is released in response to stress that speeds up the heart rate, and can increase blood pressure is called
(a) adrenaline
(b) cortisol
(c) estrogen

The correct answer is (A) Adrenaline

Explanation:

Adrenaline or epinephrine is a hormone released when the body is under stress or experience fight-or-flight response; indeed the adrenaline helps the body prepare to either fight or scape in a threatening situation. Due to this,t the release of this hormone by the adrenal glands causes an increase in the heart rate, blood pressure and respiratory rate, pupil dilation and changes in muscle tension. Also, this is the main hormone released under a lot of stress. According to this, the hormone described is adrenaline.

1. h

2.a

3. i

4. d

5. b

6.f

7.g

8.e

9.c

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