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Questions and Answers
Which of the following is true about the maintenance of body fluid osmolality?
Which of the following is true about the maintenance of body fluid osmolality?
- Osmolality is maintained at 200 - 250 mOsm
- Osmolality is maintained at 280 - 300 mOsm (correct)
- Osmolality is maintained at 350 - 400 mOsm
- Osmolality is maintained at 500 - 550 mOsm
What happens when there is a decrease in osmolality?
What happens when there is a decrease in osmolality?
- Thirst inhibition and ADH release
- Thirst stimulation and ADH inhibition
- Thirst inhibition and ADH inhibition
- Thirst stimulation and ADH release (correct)
What is the pathogenesis of hypotonic hydration?
What is the pathogenesis of hypotonic hydration?
- ECF osmolality increases, leading to hyponatremia
- ECF osmolality increases, leading to hypernatremia
- ECF osmolality decreases, leading to hyponatremia (correct)
- ECF osmolality remains unchanged, leading to normonatremia
What are the etiologies of hypotonic hydration?
What are the etiologies of hypotonic hydration?
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What happens when there is a decrease in water content in the blood?
What happens when there is a decrease in water content in the blood?
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