| I: | Glomerulus is a tuft of capillaries formed by the efferent arteriole |
| II: | Afferent arteriole forms the peritubular capillary network |
| III: | Vasa recta is absent or highly reduced in juxtamedullary nephrons |
| 1. | Only III is correct |
| 2. | I is correct but II and III are incorrect |
| 3. | I, II and III are incorrect |
| 4. | I and II are correct |