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Kidney Notes
| Structure | Function |
|---|---|
| Renal Medulla | collects urine from nephron |
| renal cortex | where blood is sorted by nephron |
| renal pelvis | collects pools of urine |
| ureter | carries urine away from kidney to bladder |
| urethra | carries urine from bladder to outside |
| bladder | stores urine |
| glomerulus | capillary bed under high pressure |
| bowman's capsule | collects leaking blood that does not include proteins and blood cells |
| Proximal tubule | returns bicarbonate, water, NaCl, nutrients, and K+ to the blood. Takes ammonia and H+ ions out of the blood |
| Loop of Henle | descending loop returns water to blood, loop itself returns salt to blood, ascending loop also returns salt to blood |
| Distal tubule | returns water, salt, and bicarbonate to the blood absorbs K+ and H+ ions from the blood into the filtrate |
| Collecting duct | some NaCl, urea, and water are reabsorbed into blood. |
| flame cells | platyhelminthes (planaria) |
| Malpighian tubules | arthropods |
| Metanephridia | annelids |
| Kidney/ Nephron | chordata |