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In the kidney, the collecting duct leads immediately into the c. renal pelvis. a

ID: 3524212 • Letter: I

Question

In the kidney, the collecting duct leads immediately into the c. renal pelvis. a. renal cortex. b. renal medulla. d. ureter, e. urethi t. What is the name given to the fluid removed from the blood in the first place by the nephron tubules? a, urine b, water c. uretrial fluid d. filtrate e. renal plasm 32 Reabsorption is the movement of water and solutes from the Bowiman cap to the a. interstitial fluid; tubules c. Bowman's capsule; nephron tubules The process of filtration in the glomerulus is driven by d. nephron tubules; capillaries 33. a. active transport. c. osmosis. b. hydrostatic pressure. d. dialysis. e. sodium-potassium pumps. 34 Most of the water and sodium is reabsorbed in the a. glomerulus d. loop of Henle b. proximal tubule. e. collecting duct. c. distal tubule. The hormone that influences sodium reabsorption in the kidney is a. antidiuretic hormone. c. aldosterone. 35. b. cortisone d. corticotropic hormone. e. adrenalin 36 The antidiuretic hormone a. promotes processes that lead to an increase in the volume of urine. b. promotes processes that lead to a decrease in the volume of urine. c. acts on the proximal tubules of nephrons in the kidney. d. is produced by the adrenal cortex. e. all of these 37. Which of the following does NOT belong with the others? a. ADH b. aldosterone c. renin d. insulin In humans, the thirst center is located in the a. adrenal cortex. b. hypothalamus. c. anterior pituitary. d. glomerulus. e. The urinary system helps to maintain the extracellular fluid pH by 38. 39? a. synthesizing buffers c. excreting hydrogen ions as water. b. retaining carbon dioxide in th d combining hydrogen ions wit If the thyroid and parathyroid glands are surgically removed, which of the fol would go out of balance without replacement therapy? a) Na+ ion levels 40. b) K+ ion levels e) anion levels d) Cat+ ion leve

Explanation / Answer

30) C Renal pelvis

31) D Filtrate

32) D Nephron tubule, capillaries

33) B Hydrostatic pressure

34) B Proximal tubule

35) C Aldosterone

36) B Promotes processes that lead to a decrease in the volume of urine

37) D Insulin

38) B Hypothalamus

39) C Excreting hydrogen ion as water

40) D Ca ++ ion levels

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