This episode contains short-answer questions on melatonin.

Written notes can be found at https://zerotofinals.com/physiology/endocrine/melatonin/ or in the Zero to Finals Endocrine System book.

You can find short-answer questions, multiple-choice questions, extended-matching questions, digital flashcards, a course on how to learn medicine and the revision tracking tool at members.zerotofinals.com. 

The audio in the episode was expertly edited by Harry Watchman.