Hypothalamic nuclei Flashcards

1
Q

Suprachiasmatic

A

Circadian rhythm

Sleep rhythm disorder

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2
Q

Preoptic

A

Thermoregulation, sexual behaviour, secretes GnRH

Arrested sexual development / amenorrhea / impotence

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3
Q

Supraoptic

A

Oxytocin + ADH production

DI

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4
Q

Paraventricular

A

Regulates secretion of oxytocin + ADH, secretes CRH, TRH

DI

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5
Q

Anterior

A

Keep cool - para

Hyperthermia

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6
Q

Posterior

A

Keep warm - symp

Hypothermia

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7
Q

Arcuate

A

Dopamine, GnRH, stimulates appetite, sensitive to leptin

Galactorrhea, amenorrhea

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8
Q

Dorsomedial

A

Stimulates appetite, sensitive to leptin, rage, libido, circadian activity

Obesity + savage behaviour

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9
Q

Ventromedial

A

Satiety centre

Appetite, sexual behaviour, insulin regulation

Hyperphagia

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10
Q

Lateral

A

Feeding centre - appetite

Anorexia / increased appetite

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