Conditional reabsorption of sodium and water takes place in which of the following segments?

1. PCT

2. DCT

3. AL of LOH

4. DL of LOH

Subtopic:  Formation of Urine |
 87%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

Which of the following does not get selectively secreted by DCT cells?

1. K+

2. H+

3. Ammonia

4. Carbonate

Subtopic:  Formation of Urine |
 79%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

Which segment allows the passage of small amounts of urea into the medullary interstitium to keep up the osmolarity?

1. PCT

2. DCT

3. LOH

4. Collecting Duct

Subtopic:  Concentration of Urine: II | Concentration of Urine |
 80%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

advertisementadvertisement

Which of the following organisms have the capacity to concentrate urine?

1. Mammals

2. Fishes

3. Reptiles

4. Amphibians

Subtopic:  Concentration of Urine: I | Concentration of Urine |
 87%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

Which of the following is not important for maintaining the increasing osmolarity in the medullary interstitium?

1. The proximity between Henle's loop and vasa recta

2. Counter current flow in two limbs of tubule

3. The differential permeability of different segments of nephron

4. Counter current flow in two limbs of Vasa recta

Subtopic:  Concentration of Urine: II | Concentration of Urine |
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

Which of the following is the correct way of writing the unit of osmolarity?

1. Mosmo/L

2. mOsmol/L

3. MOsmo/L

4. mOSMol/L

Subtopic:  Concentration of Urine: II | Concentration of Urine |
 83%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

advertisementadvertisement

The gradient is mainly caused by

1. NaCl

2. Urea

3. Both A and B

4. Ammonia

Subtopic:  Concentration of Urine: II | Concentration of Urine |
 93%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

The NaCl which is transported by the ascending limb of Henle's loop which is exchanged with the…….

1. Ascending limb of vasa recta

2. Descending limb of vasa recta

3. Ascending limb of LOH

4. Descending limb of LOH

Subtopic:  Concentration of Urine: II | Concentration of Urine |
 87%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

NaCl is returned to the interstitium by

1. Ascending portion of LOH

2. Ascending portion of vasa recta

3. Descending portion of LOH

4. Descending portion of vasa recta

Subtopic:  Formation of Urine |
 74%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

advertisementadvertisement

Urea will enter the

1. Thin segment of AL of LOH

2. Thick segment of AL of LOH

3. Descending Limb of LOH

4. All of these

Subtopic:  Concentration of Urine: II | Concentration of Urine |
 61%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch