Question

Which of the following reflexes best explain how Mitchell's appetite would be regulated while he's on that low-calorie diet?

Note: NPY stands for neuropeptide Y.

Question 4 options:

	High NPY --> hypothalamus feeding centre --> stimulates appetite --> food intake increases --> leptin increases
	Low leptin --> hypothalamus feeding centre --> stimulates appetite --> food intake increases --> leptin decreases
	Low leptin --> hypothalamus feeding centre --> inhibits appetite --> food intake decreases --> leptin increases
	High leptin --> hypothalamus feeding centre --> inhibits appetite --> food intake decreases --> leptin increases
	High NPY --> hypothalamus feeding centre --> stimulates appetite --> food intake increases --> leptin decreases
	Low NPY --> hypothalamus feeding centre --> stimulates appetite --> food intake decreases --> leptin increases

Answer 1

High NPY ---> hypothalamus feeding centre ---> stimulates appetite ---> food intake increases ---> leptin increases