Hypothalamus Flashcards

1
Q

What are the functions of the hypothalamus?

A
Memory
Neuroendocrine function
Appetite and obesity
Circadian rhythms
Sleep/arousal
Gender and sexuality
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2
Q

What is the function of the tuberomammillary nucleus?

A

Alertness

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3
Q

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

A

Regulates release of endocrine hormones from anterior pituitary gland

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4
Q

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

A

Regulates ANS

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5
Q

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

A

Involved in emotions and their behavioural expression

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6
Q

What is the effect of mammillary body damage?

A

Lose ability to form new memories

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7
Q

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

A

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

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8
Q

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

A

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

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