Biology · Excretory Products and their Elimination
With reference to kidney function and urine formation in humans, consider the following statements: 1. Glucose normally does not appear in urine because it has a high renal threshold value. 2. The loop of Henle plays a key role in concentrating the filtrate by establishing an osmotic gradient in the medulla. 3. During haemodialysis, small waste molecules along with plasma proteins are removed from the blood. 4. Glomerular filtration allows the passage of water, urea, uric acid, and glucose, but restricts plasma proteins. Which of the statements given above are correct?
- 11, 2 and 4✓
- 21 and 3 only
- 32 and 3 only
- 41, 2, 3 and 4
Correct answer
1, 2 and 4
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