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Hypothalamus

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plusmarek's version from 2016-03-15 19:01

Section

Question Answer
TAN HATSThirst and water balance, Adenohypophysis, Neurohypophysis, Hunger, Autononic regulation, Temp regulation, Sexual urges
OVLTSenses change in osmolarity (no BBB)
Area postrema responds to emetics (No BBB)
Supraoptic nucleusMakes ADH > Oxytocin
Paraventricular nucleusMakes Oxytocin > ADH
Lateral AreaControls hunger, stimulated by ghrelin, inhibited by leptin
Lateral area lesionAnorexia, failure to thrive
Ventromedial areaControls Satiety (stimulated by leptin)
Ventromedial area lesionHyperphagia, weight gain
Anterior hypothalamusCooling, parasympathetics
Posterior hypothalamusHeating, sympathetics
Suprachiasmatic nucleausCircadian rhythm
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