(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. |
Match the items in Column - I with those in Column - II:
Column I | Column II | ||
(a) | Podocytes | (i) | Crystallised oxalate |
(b) | Protonephridia | (ii) | Annelids |
(c) | Nephridia | (iii) | Amphioxus |
(d) | Renal calculi | (iv) | Filtration slits |
(a) | (b) | (c) | (d) | |
1. | (iii) | (iv) | (ii) | (i) |
2. | (iii) | (ii) | (iv) | (i) |
3. | (iv) | (iii) | (ii) | (i) |
4. | (iv) | (ii) | (iii) | (i) |