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Physiology Quiz -
Thirst - Part 1
Thirst - Part 1
Thirst is a basic and intrinsic craving for drinking fluids. When the plamsa concentration of ions increases as a result of dehydration or blood loss, thirst is stimulated in order to replenish the water lost. Test your basic knowledge of thirst physiology by taking this simple quiz.
(1) A reduction in ambient temperature can suppress thirst intensity in thirsty humans.
(2) Hemorrhage stimulates thirst.
(3) The plasma osmolality threshold for stimulating thirst is higher than the plasma osmolality threshold for stimulating antidiuretic hormone (ADH; also known as vasopressin) secretion.
(4) The plasma osmolality threshold for stimulating antidiuretic hormone (ADH; also known as vasopressin) secretion is approximately:
(5) The regulation of body water blanace involves the following main mechanism(s):
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Posted: Friday, November 27, 2015