- 1(current)
Q. No.Read the following statements and choose the option that correctly states them as true (T) or false (F) with respect to the human excretory system:
(a) (b) (c)
1. F T T
2. T F F
3. F F T
4. F T F
| (a) | The cortex extends in between the medullary pyramids as calyx. |
| (b) | Vasa recta is absent or highly reduced in cortical nephrons. |
| (c) | Kidney is situated between the levels of the 12th thoracic and 3rd lumbar vertebra close to the dorsal inner wall of the abdominal cavity. |
1. F T T
2. T F F
3. F F T
4. F T F
Subtopic: Â Human Kidney: Location & Cut Section |Â Nephron Part 1 |Â Nephron Part 2 |
 80%
Level 1: 80%+
Hints
Read the following statements:
Select the correct option from the following:
| Statement A: | The main differentiating factor between cortical and juxtamedullary nephrons is the length of the loop of Henle. |
| Statement B: | Vasa recta is absent or highly reduced in cortical nephrons. |
Select the correct option from the following:
| 1. | Only statement A is correct. |
| 2. | Only statement B is correct. |
| 3. | Both statements A and B are correct. |
| 4. | Both statements A and B are incorrect. |
Subtopic: Â Nephron Part 1 |Â Nephron Part 2 |
 91%
Level 1: 80%+
Hints
Match Column-I with Column-II and select the correct option
1. a(i), b(ii), c(iii), d(iv)
2. a(iv), b(iii), c(ii), d(i)
3. a(i), b(iv), c(iii), d(ii)
4. a(ii), b(i), c(iv), d(iii)
| Column-I | Column-II | ||
| a. | Transport of urine | (i) | Filtration slits |
| b. | Podocytes | (ii) | Ureter |
| c. | Ultrafilteration | (iii) | Permeable to water |
| d. | Descending limb of Henle's loop | (iv) | Glomerulus |
1. a(i), b(ii), c(iii), d(iv)
2. a(iv), b(iii), c(ii), d(i)
3. a(i), b(iv), c(iii), d(ii)
4. a(ii), b(i), c(iv), d(iii)
Subtopic: Â Human Kidney: Functions |Â Nephron Part 1 |Â Nephron Part 2 |Â Formation of Urine |
 94%
Level 1: 80%+
Hints
| Assertion (A): | The part of nephron present in the cortical region of kidney are PCT, DCT and Malphighian body. |
| Reason (R): | PCT and DCT do not participate in the process of counter current mechanism. |
| 1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
| 3. | (A) is true but (R) is false. |
| 4. | Both (A) and (R) are false. |
Subtopic: Â Human Kidney: Location & Cut Section |Â Nephron Part 1 |
 78%
Level 2: 60%+
Hints
Match the columns:
1. A = iv, B = v, C = i, D = ii, E = iii
2. A = ii, B = iv, C = vi, D = i, E = iii
3. A = v, B = i, C = ii, D = iii, E = iv
4. A = iv, B = iii, C = vi, D = v, E = i
| Column-I | Column-II |
| A. Epithelial cells of Bowman's capsule | i. Juxtamedullary |
| B. Extension of cortex between the medullary pyramids as renal columns | ii. Vasa recta |
| C. Nephrons with long loop of Henle running deep into medulla | iii. Juxtaglomerular apparatus |
| D. A fine vessel of the peritubular parallel to Henle's loop | iv. Podocytes |
| E. A special sensitive region in the DCT and afferent arteriole at the location of their contact | v. Columns of Bertini vi. Cortical nephron |
1. A = iv, B = v, C = i, D = ii, E = iii
2. A = ii, B = iv, C = vi, D = i, E = iii
3. A = v, B = i, C = ii, D = iii, E = iv
4. A = iv, B = iii, C = vi, D = v, E = i
Subtopic: Â Nephron Part 1 |Â Nephron Part 2 |Â Concentration of Urine |
 89%
Level 1: 80%+
Hints
- 1(current)
Q. No.
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