Exam (elaborations)
Chapter 18 Urinary System
Chapter 18 Urinary System
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Chapter 18: Urinary SystemMULTIPLE CHOICE
1. The kidneys
a. lie medial to the backbone
b. are retroperitoneal
c. are in the peritoneum
d. both a and b above
ANS: B DIF: Application REF: p. 410 OBJ: 1
TOP: Kidneys—Location
2. The kidneys
a. are encased in a layer of fat
b. lie just above the waistline
c. lie directly across from each other
d. both a and b above
ANS: D DIF: Memorization REF: p. 410
OBJ: 1 TOP: Kidneys—Location
3. The kidneys
a. receive 10% of the blood pumped from the heart
b. help maintain proper blood pH
c. receive 5% of the blood pumped from the heart
d. both a and b above
ANS: B DIF: Memorization REF: p. 410
OBJ: 1 TOP: Kidneys—Location
4. The cortex of the kidney is the
a. inner part of the kidney
b. narrow innermost end of the pyramids
c. outer part of the kidney
d. triangular division of the medulla
ANS: C DIF: Memorization REF: p. 411
OBJ: 1 TOP: Kidneys—Internal structure
5. The medulla of the kidney is
a. the inner part of the kidney
b. the narrow innermost end of the pyramids
c. the outer part of the kidney
d. a division of the renal pelvis
ANS: A DIF: Memorization REF: p. 411
OBJ: 1 TOP: Kidneys—Internal structure
6. The pyramids of the kidney are
a. the inner part of the kidney
b. the triangular divisions of the medulla
, c. the outer part of the kidney
d. an expansion of the upper end of the ureter
ANS: B DIF: Memorization REF: p. 411
OBJ: 1 TOP: Kidneys—Internal structure
7. The pelvis of the kidney is
a. the inner part of the kidney
b. the triangular divisions of the medulla
c. an expansion of the upper end of the ureter
d. the outer part of the kidney
ANS: C DIF: Memorization REF: p. 411
OBJ: 1 TOP: Kidneys—Internal structure
8. The nephron is composed of the
a. renal corpuscle
b. renal capsule
c. renal tubules
d. both a and c above
ANS: D DIF: Memorization REF: p. 411
OBJ: 2 TOP: Kidneys—Microscopic structure
9. Bowman capsule is
a. part of the renal tubules
b. a network of blood capillaries
c. the cup-shaped top part of the nephron
d. both a and c above
ANS: C DIF: Memorization REF: p. 411
OBJ: 2 TOP: Kidneys—Microscopic structure
10. The glomerulus is
a. part of the renal tubules
b. a network of blood capillaries
c. the cup-shaped top part of the nephron
d. both a and b above
ANS: B DIF: Memorization REF: p. 411
OBJ: 2 TOP: Kidneys—Microscopic structure
11. The distal convoluted tubules are
a. the part of the nephron between the nephron loop and the collecting tube
b. part of the renal corpuscle
c. the cup-shaped top of the nephron
d. both b and c above
ANS: A DIF: Memorization REF: p. 413
OBJ: 2 TOP: Kidneys—Microscopic structure
12. The nephron loop
a. is part of the renal corpuscle
, b. is part of the renal tubules
c. has a hairpin turn in its structure
d. both b and c above
ANS: D DIF: Memorization REF: p. 411
OBJ: 2 TOP: Kidneys—Microscopic structure
13. Which part of the nephron can be found in the medulla of the kidney?
a. Bowman capsule
b. Glomerulus
c. Nephron loop
d. Distal convoluted tubule
ANS: C DIF: Memorization REF: p. 412
OBJ: 2 TOP: Kidneys—Microscopic structure
14. Kidneys help regulate the concentration of which substance in the blood?
a. Sodium
b. Potassium
c. Bicarbonate
d. All of the above
ANS: D DIF: Memorization REF: p. 414
OBJ: 3 TOP: Kidneys—Function
15. The cells of the juxtaglomerular apparatus help regulate
a. ammonia levels
b. acid-base balance
c. blood pressure
d. all of the above
ANS: C DIF: Memorization REF: p. 414
OBJ: 3 TOP: Kidneys—Function
16. The movement of substances out of the renal tubules into the blood capillaries is called
a. reabsorption
b. glomerular filtrate
c. secretion
d. none of the above
ANS: A DIF: Memorization REF: p. 415
OBJ: 4 TOP: Formation of urine
17. The dissolved substances and fluid that move from the glomerulus into Bowman capsule are
called
a. reabsorbed substances
b. glomerular filtrate
c. secreted substances
d. none of the above
ANS: B DIF: Memorization REF: p. 415
OBJ: 4 TOP: Formation of urine
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