Chapter 26
Practice Quiz
1. T F The kidney undergoes gluconeogenesis via deamination of glutamic acid.
2. T F The kidneys are located at the level of L4 to L5.
3. T F The kidney is retroperitoneal meaning between the body wall and the peritoneum.
4. T F The afferent arteriole is a smaller diameter than the efferent arteriole in the kidney.
5. T F The blood flow in the vasa recta is relatively slow to allow for reabsorption.
6. T F Cortical nephrons are longer than juxtamedullary nephrons.
7. T F The fenestrations assist in making the glomerulus structurally strong.
8. T F Hydrogen secretion creates the tubular buffer of phosphate.
9. T F Urochrome is a by-product of bile that is filtered in the kidneys.
10. T F Urea is one example of BUN.
11. The percentage of juxtaglomerular
nephrons is (does)______%.
a. 20
b. 80
c. increases with adulthood
d. decreases with adulthood
e. none of the above
12. The volume of urine
filtered in one day is__________ liter(s).
a. .125
b. l
c. 2
d between 1 and 2
e. none of the above
13. The typical GBP is ______________
mmHg
a. 5
b. 17
c. 55
d. undetermined
e. none of the above
14. All of the following
are filtered except:
a. water
b. salts
c. amino acids
d. proteins
e. glucose
15. The true filter of the
kidney is the:
a. basement membrane
b. filtration slits
c. podocytes
d. pedicles
e. plasma membrane
16. The percentage of facultative
reabsorbtion is:
a. 5
b. 10
c. 20
d. 30
e. 90
17. The milliosmole concentration
at the distal portion of the loop of the nephron is:
a. 300
b. 600
c. 1200
d. 2400
e. none of the above
18. ADH creates _________________
urine.
a. hypotonic
b. hypertonic
c. isotonic
d. any of the above
e. none of the above
19. The structure of the
kidney which monitors osmotic pressures is the:
a. juxtaglomerular apparatus
b. proximal convoluted tubule
c. distal convoluted tubule
d. loop of the nephron
e. macula densa
20. The ion exchanged for
hydrogen during hydrogen secretion in the tubular cell is:
a. sodium
b. potassium
c. calcium
d. chloride
e. none of the above
21. The normal pH range
of the urine is between:
a. 7.35-7.45
b. 7.35-8.5
c. 4.6-7.45
d. 4.6-8.0
e. none of the above
22. The hormone known to
increase the risk of renal calculi is:
a. calcitonin
b. prolactin
c. testosterone
d. PTH
e. aldosterone