Hypothalamus Flashcards
What are the functions of the hypothalamus?
Memory Neuroendocrine function Appetite and obesity Circadian rhythms Sleep/arousal Gender and sexuality
What is the function of the tuberomammillary nucleus?
Alertness
What is the function of the periventicular zone of the hypothalamus?
Regulates release of endocrine hormones from anterior pituitary gland
What is the function of the medial zone of the hypothalamus?
Regulates ANS
What is the function of the lateral zone of the hypothalamus?
Involved in emotions and their behavioural expression
What is the effect of mammillary body damage?
Lose ability to form new memories
What is the function of large magnocellular neurons in the hypothalamus?
Release substances into blood vessels of posterior pituitary - oxytocin and vasopressin
What is the function of small parvocellular neurons in the hypothalamus?
Inhibit/stimulate release of hormones from endocrine cells in anterior pituitary