NRNP 6568 FINAL EXAM (UPDATED-2026)
QUESTIONS & ANSWERS 100% VERIFIED PASS
1. 1. The urinary system does all of the following, except it?
A. secretes excess glucose molecules
B. regulates blood volume
C. contributes to stabilizing blood pH
D. eliminates organic waste products
E. regulates plasma concentrations of electrolytes Answer: A.
2. Conical Structure that are located in the renal medullar are called? a.
Pyramids
b. Renal columns
c. Renal pelvises
d. Nephrons
E. Clayces Answer: A.Pyramids
3. The region known as the macula densa is part of?
A. the proximal convoluted tubule
B. the distal convoluted tubule
C. the collecting duct
D. the ascending loop of Henle
E. Bowman's capsule Answer: E. Bowmans capsule
4. The cells of the macular densa and the Juxtagolomerular cells form that? a. Renal
corpuscle
b. filtration membrane
c. loop of henles
d. Juxtaglomerular apparatus
e. efferent artioles Answer: D. Juxtaglomerular apparatus 5. A glomerulus is?
,NRNP 6568 FINAL EXAM (UPDATED-2026)
QUESTIONS & ANSWERS 100% VERIFIED PASS
a. the expanded end of a nephron
b. a knot of capillaries that lies within the renal corpuscle
c. the portion of the nephron closest to the renal corpuscle
d. the portion of the nephron that attaches to the collecting duct
e. the horseshoe-shaped segment of the nephron Answer: B. A knot of capillaries that
lies within the renal corpuscle
6. The following is a list of the blood vessels that carry blood to the kidney. 1. afferent
arteriole
2. arcuate artery
3. interlobar artery
4. renal artery
5. glomerulus
6. interlobular artery
7. efferent arteriole
8. peritubular capillary
The proper order in which blood passes through these vessels is?
A. 4, 6, 2, 3, 1, 5, 7, 8
B. 4, 3, 2, 6, 1, 5, 7, 8
C. 4, 3, 2, 6, 7, 5, 1, 8
D. 4, 6, 2, 3, 7, 5, 1, 8
E. 4, 3, 6, 2, 1, 5, 7, 8 Answer: B. 4, 3, 2, 6, 1, 5, 7, 8
7. The process of filtration is driven by
,NRNP 6568 FINAL EXAM (UPDATED-2026)
QUESTIONS & ANSWERS 100% VERIFIED PASS
A. active transport
B. blood osmotic pressure
C. blood hydrostatic pressure
D. renal pumping Answer: C. blood hydrostatic pressure
8. The mechanisms for maintaining the solute concentration gradient in the renal
medulla require
A. active transport of sodium and chloride ions from the ascending limb of the loop of
Henle
B. active transport of sodium and chloride ions from the ascending limb of the vasa
recta
C. the ascending limb of the loop of Henle to be permeable to water
D. the vasa recta to be impermeable to water
E. both A and B Answer: A. Active transport of sodium and chloride ions form the
ascending limb of the loop of henle
9. Which of the following is greater?
a. the concentration of solute in the filtrate at the beginning of the loop of
Henle
b. the concentration of solute in the filtrate at the bottom of the descending limb of the
loop of Henle Answer: B. The concentration of solute in the filtrate at the bottom of
the descending lim of the loop of henle
10. The antidiuretic hormone
, NRNP 6568 FINAL EXAM (UPDATED-2026)
QUESTIONS & ANSWERS 100% VERIFIED PASS
a. increases the permeability of the collecting ducts to water
b. is secreted in response to low concentrations of potassium ions in the extracellular
fluid.
c. causes the kidneys to produce a larger volume of relatively solute-free urine
d. helps regulate the concentration of potasium ion in the interstitial space
e. is sensitive to changes in the blood concentrations of both sodium and potassium
Answer: a. increases the permeability of the collecting ducts to water
11. In the loop of Henle
A. water is secreted into the descending limb
B. sodium and chloride ions are actively transported out of the ascending limb
C. the ascending limb is very permeable to water
D. the filtrate in the descending limb becomes more and more hypotonic
E. filtrate is produced Answer: B. Sodium and Chloride ions are activly transported out
of the asecnding limb
12. Which hormone stimulates the thirst mechanism most? a. ADH
b. aldosterone
c.ANP
d. BNP
e. natriuretic peptide Answer: A. ADH
13. All of the following are components of ECF, except
QUESTIONS & ANSWERS 100% VERIFIED PASS
1. 1. The urinary system does all of the following, except it?
A. secretes excess glucose molecules
B. regulates blood volume
C. contributes to stabilizing blood pH
D. eliminates organic waste products
E. regulates plasma concentrations of electrolytes Answer: A.
2. Conical Structure that are located in the renal medullar are called? a.
Pyramids
b. Renal columns
c. Renal pelvises
d. Nephrons
E. Clayces Answer: A.Pyramids
3. The region known as the macula densa is part of?
A. the proximal convoluted tubule
B. the distal convoluted tubule
C. the collecting duct
D. the ascending loop of Henle
E. Bowman's capsule Answer: E. Bowmans capsule
4. The cells of the macular densa and the Juxtagolomerular cells form that? a. Renal
corpuscle
b. filtration membrane
c. loop of henles
d. Juxtaglomerular apparatus
e. efferent artioles Answer: D. Juxtaglomerular apparatus 5. A glomerulus is?
,NRNP 6568 FINAL EXAM (UPDATED-2026)
QUESTIONS & ANSWERS 100% VERIFIED PASS
a. the expanded end of a nephron
b. a knot of capillaries that lies within the renal corpuscle
c. the portion of the nephron closest to the renal corpuscle
d. the portion of the nephron that attaches to the collecting duct
e. the horseshoe-shaped segment of the nephron Answer: B. A knot of capillaries that
lies within the renal corpuscle
6. The following is a list of the blood vessels that carry blood to the kidney. 1. afferent
arteriole
2. arcuate artery
3. interlobar artery
4. renal artery
5. glomerulus
6. interlobular artery
7. efferent arteriole
8. peritubular capillary
The proper order in which blood passes through these vessels is?
A. 4, 6, 2, 3, 1, 5, 7, 8
B. 4, 3, 2, 6, 1, 5, 7, 8
C. 4, 3, 2, 6, 7, 5, 1, 8
D. 4, 6, 2, 3, 7, 5, 1, 8
E. 4, 3, 6, 2, 1, 5, 7, 8 Answer: B. 4, 3, 2, 6, 1, 5, 7, 8
7. The process of filtration is driven by
,NRNP 6568 FINAL EXAM (UPDATED-2026)
QUESTIONS & ANSWERS 100% VERIFIED PASS
A. active transport
B. blood osmotic pressure
C. blood hydrostatic pressure
D. renal pumping Answer: C. blood hydrostatic pressure
8. The mechanisms for maintaining the solute concentration gradient in the renal
medulla require
A. active transport of sodium and chloride ions from the ascending limb of the loop of
Henle
B. active transport of sodium and chloride ions from the ascending limb of the vasa
recta
C. the ascending limb of the loop of Henle to be permeable to water
D. the vasa recta to be impermeable to water
E. both A and B Answer: A. Active transport of sodium and chloride ions form the
ascending limb of the loop of henle
9. Which of the following is greater?
a. the concentration of solute in the filtrate at the beginning of the loop of
Henle
b. the concentration of solute in the filtrate at the bottom of the descending limb of the
loop of Henle Answer: B. The concentration of solute in the filtrate at the bottom of
the descending lim of the loop of henle
10. The antidiuretic hormone
, NRNP 6568 FINAL EXAM (UPDATED-2026)
QUESTIONS & ANSWERS 100% VERIFIED PASS
a. increases the permeability of the collecting ducts to water
b. is secreted in response to low concentrations of potassium ions in the extracellular
fluid.
c. causes the kidneys to produce a larger volume of relatively solute-free urine
d. helps regulate the concentration of potasium ion in the interstitial space
e. is sensitive to changes in the blood concentrations of both sodium and potassium
Answer: a. increases the permeability of the collecting ducts to water
11. In the loop of Henle
A. water is secreted into the descending limb
B. sodium and chloride ions are actively transported out of the ascending limb
C. the ascending limb is very permeable to water
D. the filtrate in the descending limb becomes more and more hypotonic
E. filtrate is produced Answer: B. Sodium and Chloride ions are activly transported out
of the asecnding limb
12. Which hormone stimulates the thirst mechanism most? a. ADH
b. aldosterone
c.ANP
d. BNP
e. natriuretic peptide Answer: A. ADH
13. All of the following are components of ECF, except
