Urinary system

2. Part of nephron that look like a cup, and it surrounds a glomerulus.
4. First stage of urine formation.
6. Blood vessels that brings blood towards the glomerulus for filtration.
11. Internal region of a kidney.
13. Specialized cells in the kidney that play a crucial role in the filtration barrier of the glomerulus.
14. Specialized smooth muscle cells located in the walls of afferent arteriole regulating blood pressure.
16. Organ connecting kidneys to urinary bladder.
17. Set of two organs located on either side of the spine.
19. Blood vessels that take filtrated blood away from the glomerulus.
21. Funnel shaped structure in kidney.

1. Production of urine in the kidneys.
3. Tiny cluster of blood vessels in the kidney that filters waste and excess solutes from the blood.
5. Urine reservoir.
7. Structure that contains a renal corpuscle and a renal tubule.
8. Cells regulating glomerular filtration rate.
9. Many of the filtered solutes and most of water must the returned to the blood.
10. Blood vessel that carry blood from the kidney to the inferior vena cava.
12. Process of urination.
15. The kidney receive blood through?
18. Tube that helps urine meet the outside world.
20. Sunken part of Kidney for blood flow.