Maintaining Water Balance

Osmoregulation Feedback Loops

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Content Contributors
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Ben Whitten

Learning Objectives

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What is the feedback loop for low plasma water levels?
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What is the feedback loop for high plasma water levels?
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What is the thirst reflex?
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A decrease in the water concentration of the plasma (due to water loss), increases osmotic pressure, which in turn stimulates the thirst centre in the hypothalamus. This initiates the thirst response.

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Water Balance
Antidiuretic Hormone (ADH)
Aldosterone
Osmoregulation Feedback Loops
Dehydration and Water Intoxication
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