IB - Topic 11.3 - The kidney & Osmoregulation Test with Verified
Answers Rated A
1. nephron filtering units of kidney
2. renal medulla inner portion of the kidney that is hypertonic to collecting ducts
3. renal pelvis portion of the kidney that narrows to become the ureter;
4. loop of Henle section of nephron tubule responsible for conserving water and minimizing the
volume of the filtrate
5. nitrogenous product of protein metabolism that includes urea, uric acid and ammonia
waste
6. urea waste product from the metabolism of amino acids
7. deamination process to breakdown excess amino acids in which the amine group is removed
8. Malpighian tubules that excrete metabolic wastes into the gut in insects
tubules
9. Urea nitrogenous waste in humans
10. Ammonia nitrogenous waste in fish
1/3
Answers Rated A
1. nephron filtering units of kidney
2. renal medulla inner portion of the kidney that is hypertonic to collecting ducts
3. renal pelvis portion of the kidney that narrows to become the ureter;
4. loop of Henle section of nephron tubule responsible for conserving water and minimizing the
volume of the filtrate
5. nitrogenous product of protein metabolism that includes urea, uric acid and ammonia
waste
6. urea waste product from the metabolism of amino acids
7. deamination process to breakdown excess amino acids in which the amine group is removed
8. Malpighian tubules that excrete metabolic wastes into the gut in insects
tubules
9. Urea nitrogenous waste in humans
10. Ammonia nitrogenous waste in fish
1/3
