Hypothalamus

Question 1

What are the functions of the hypothalamus?

Answer 1

Memory
Neuroendocrine function
Appetite and obesity
Circadian rhythms
Sleep/arousal
Gender and sexuality

Question 2

What is the function of the tuberomammillary nucleus?

Answer 2

Alertness

Question 3

What is the function of the periventicular zone of the hypothalamus?

Answer 3

Regulates release of endocrine hormones from anterior pituitary gland

Question 4

What is the function of the medial zone of the hypothalamus?

Answer 4

Regulates ANS

Question 5

What is the function of the lateral zone of the hypothalamus?

Answer 5

Involved in emotions and their behavioural expression

Question 6

What is the effect of mammillary body damage?

Answer 6

Lose ability to form new memories

Question 7

What is the function of large magnocellular neurons in the hypothalamus?

Answer 7

Release substances into blood vessels of posterior pituitary - oxytocin and vasopressin

Question 8

What is the function of small parvocellular neurons in the hypothalamus?

Answer 8

Inhibit/stimulate release of hormones from endocrine cells in anterior pituitary