Multiple choice

Melatonin, which has a role in our circadian rhythm is inhibited by which of the following?

  1. Drugs

  2. Alcohol

  3. Light

  4. Darren

  5. All of these

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

Melatonin produce acid in the pineal gland in forefather sleep, bright light inhibited by the melatonin, which is why our natural rhythm makes us wake up in morning and go to sleep at night.