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Questions and Answers
What percentage of water is reabsorbed in the proximal tubule, which is non-regulated?
What percentage of water is reabsorbed in the proximal tubule, which is non-regulated?
- 30%
- 20%
- 70% (correct)
- 10%
What is the minimum volume of water that must be excreted in urine per day?
What is the minimum volume of water that must be excreted in urine per day?
- 550 mL
- 220 mL
- 330 mL
- 440 mL (correct)
What is the maximum osmolarity of urine?
What is the maximum osmolarity of urine?
- 1000 mOsm
- 1600 mOsm
- 1200 mOsm
- 1400 mOsm (correct)
In which part of the nephron is water reabsorption regulated by ADH?
In which part of the nephron is water reabsorption regulated by ADH?
What percentage of water is reabsorbed in the distal tubules, which is regulated by ADH?
What percentage of water is reabsorbed in the distal tubules, which is regulated by ADH?
What is the role of the medullary osmotic gradient in water reabsorption?
What is the role of the medullary osmotic gradient in water reabsorption?
What is the main function of aquaporins in the descending loop of Henle?
What is the main function of aquaporins in the descending loop of Henle?
What is the primary role of urea in the nephron?
What is the primary role of urea in the nephron?
What is the name of the capillaries surrounding the loop of Henle and nephrons?
What is the name of the capillaries surrounding the loop of Henle and nephrons?
What is the direction of water movement in the descending limb of the vasa recta?
What is the direction of water movement in the descending limb of the vasa recta?
What is the primary function of the urea transporter A (UTA) in the nephron?
What is the primary function of the urea transporter A (UTA) in the nephron?
What is the direction of fluid movement in the ascending limb of the vasa recta?
What is the direction of fluid movement in the ascending limb of the vasa recta?
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