Hormones

Question 1

Leptin

Answer 1

Hormone in hunger.
Increased when eat lipids
Increased if fat
High levels suppress appetite

Question 2

POMC

Answer 2

Gene that codes for a Precursor peptide that when cleaved gives rise to alpha-MSH which induces a satiety effect acting on MC4R receptor which decreases food intake

When Mutated, hunger isn’t felt - obesity

Question 3

Ghrelin

Answer 3

Encourages the hunger signal to be sent. Levels are highest before a meal and lowest after a meal.