APHY 201 - Urinary System Quiz 2025-2026 Questions with Correct Answers
Question 1:
of the nephron is normally impermeable to water. The
Answer:
....ascending limb of
Question 2:
Countercurrent multiplication involves the
Answer:
nephron loop
and functions to maintain an osmotic gradient in
Question 3:
the interstitial space.
Answer:
....ascending and descending limbs of the nephron loop
Approximately what percentage of filtrate is usually reabsorbed by the distal nephron and
collecting
Question 4:
duct?
Answer:
....10
PCT about 65%, nephron loop about 25%, distal tubule and collecting duct reabsorb almost
10%.
Question 5:
The force that favors filtration is glomerular blood pressure, while the two forces that oppose
filtration
Answer:
Remember that more than 99% is reabsorbed.
Question 6:
are the plasma colloid osmotic pressure and Bowman's capsule hydrostatic pressure.
Answer:
....True
, Question 7:
All by itself, chronically elevated plasma bicarbonate in systemic arterial blood suggests:
Answer:
....metabolic alkalosis
Question 8:
The juxtaglomerular apparatus:
Answer:
....is responsible for regulating the rate of filtrate formation and controlling systemic blood
pressure.
Question 9:
When the concentration of ADH increases,
Which of the following would tend to cause ADH secretion to increase?
Answer:
....cellular dehydration
Question 10:
arteriole supplies blood to the glomerulus for filtration.
Answer:
....afferent
Question 11:
Assuming normal levels of blood glucose, where and how much of the filtered glucose is
reabsorbed by
Answer:
The
Question 12:
the nephron?
Answer:
....100% proximal tubule
Question 13:
Which process results in increased blood pressure in response to hormone release?
Answer:
....renin-
Question 1:
of the nephron is normally impermeable to water. The
Answer:
....ascending limb of
Question 2:
Countercurrent multiplication involves the
Answer:
nephron loop
and functions to maintain an osmotic gradient in
Question 3:
the interstitial space.
Answer:
....ascending and descending limbs of the nephron loop
Approximately what percentage of filtrate is usually reabsorbed by the distal nephron and
collecting
Question 4:
duct?
Answer:
....10
PCT about 65%, nephron loop about 25%, distal tubule and collecting duct reabsorb almost
10%.
Question 5:
The force that favors filtration is glomerular blood pressure, while the two forces that oppose
filtration
Answer:
Remember that more than 99% is reabsorbed.
Question 6:
are the plasma colloid osmotic pressure and Bowman's capsule hydrostatic pressure.
Answer:
....True
, Question 7:
All by itself, chronically elevated plasma bicarbonate in systemic arterial blood suggests:
Answer:
....metabolic alkalosis
Question 8:
The juxtaglomerular apparatus:
Answer:
....is responsible for regulating the rate of filtrate formation and controlling systemic blood
pressure.
Question 9:
When the concentration of ADH increases,
Which of the following would tend to cause ADH secretion to increase?
Answer:
....cellular dehydration
Question 10:
arteriole supplies blood to the glomerulus for filtration.
Answer:
....afferent
Question 11:
Assuming normal levels of blood glucose, where and how much of the filtered glucose is
reabsorbed by
Answer:
The
Question 12:
the nephron?
Answer:
....100% proximal tubule
Question 13:
Which process results in increased blood pressure in response to hormone release?
Answer:
....renin-
