Multiple choice

The emergency hormone in humans is

  1. thyroxine

  2. adrenaline

  3. insulin

  4. progesterone

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Adrenaline (epinephrine) is called the emergency hormone because it's rapidly released during stressful situations, triggering the fight-or-flight response. It increases heart rate, blood pressure, and energy availability while redirecting blood to essential organs.