Page 184 - Color_Atlas_of_Physiology_5th_Ed._-_A._Despopoulos_2003

A. Regulation of salt and water balance
1 Water deficit Water excess 2

Osmolality Atrial
pressure Osmolality
Thirst
Salt and Water Regulation

ADH

H 2 O reab-
H 2 O reab- sorption
sorption Posterior lobe
of pituitary

Plate 7.12

decreases Water excretion: increases

3 Salt deficit Salt excess 4
Osmolality Osmolality
ADH ADH
Thirst
Water diuresis Thirst Water retention

Plasma volume Angiotensin II Plasma volume
and blood pressure and blood pressure

Atrial pressure
Aldosterone ANP
Renin Renin

+
+
Na reab- Na reab-
sorption Adrenal cortex sorption

Salt and water excretion:
decreases increases 171

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