Question 1

Usually the urine of someone with a high-protein diet does not contain any bicarbonate ions, as all of it that is filtered is reclaimed from the tubules.

Accepted Answer

A) True 
 B)False

Question 2

Substances that are reabsorbed by passing between epithelial cells of the tubular walls undergo ________ transport.

Accepted Answer

The answer of Substances that are reabsorbed by passing between...

Question 3

Generally, negatively charged plasma proteins are

Accepted Answer

A)  moved across the filtration membrane by active transport pumps. 
B)  attracted by the positive charge of the filtration membrane. 
C)  repelled by the negative charge of the filtration membrane. 
D)  engulfed by endocytosis and reabsorbed at the filtration membrane. 
A)  moved across the filtration membrane by active transport pumps. 
B)  attracted by the positive charge of the filtration membrane. 
C)  repelled by the negative charge of the filtration membrane. 
D)  engulfed by endocytosis and reabsorbed at the filtration membrane.

Question 4

The ________ transfer urine from the kidneys to the urinary bladder.

Accepted Answer

A)  ureters 
B)  urethras 
C)  vas deferens and uterine tubes 
D)  efferent arteries 
A)  ureters 
B)  urethras 
C)  vas deferens and uterine tubes 
D)  efferent arteries

Question 5

Peritubular capillaries are associated with the convoluted tubules, while vasa recta are associated with the nephron loop.

Accepted Answer

A) True 
 B)False

Question 6

The units for measurement of glomerular filtration rate are

Accepted Answer

A)  mmHg. 
B)  mmHg per minute. 
C)  liters. 
D)  liters per minute. 
A)  mmHg. 
B)  mmHg per minute. 
C)  liters. 
D)  liters per minute.

Question 7

Which is not correct regarding nephrons?

Accepted Answer

A)  The renal corpuscle includes the glomerulus and the glomerular capsule. 
B)  The renal tubule is composed of the proximal convoluted tubule, nephron loop, and distal convoluted tubule. 
C)  The nephron is the functional filtration unit in the kidney. 
D)  Eighty-five percent of nephrons are cortical nephrons. 
E)  The renal corpuscle may be located in the renal cortex or renal medulla. 
A)  The renal corpuscle includes the glomerulus and the glomerular capsule. 
B)  The renal tubule is composed of the proximal convoluted tubule, nephron loop, and distal convoluted tubule. 
C)  The nephron is the functional filtration unit in the kidney. 
D)  Eighty-five percent of nephrons are cortical nephrons. 
E)  The renal corpuscle may be located in the renal cortex or renal medulla.

Question 8

Which of the following choices lists structures in the order in which urine flows through them?

Accepted Answer

A)  Major calyx, minor calyx, renal pelvis 
B)  Renal pelvis, major calyx, minor pelvis 
C)  Minor calyx, major calyx, renal pelvis 
D)  Major pelvis, minor calyx, renal pelvis 
E)  Major calyx, renal pelvis, minor calyx 
A)  Major calyx, minor calyx, renal pelvis 
B)  Renal pelvis, major calyx, minor pelvis 
C)  Minor calyx, major calyx, renal pelvis 
D)  Major pelvis, minor calyx, renal pelvis 
E)  Major calyx, renal pelvis, minor calyx

Question 9

To test someone's glomerular filtration rate, the individual is injected with the polysaccharide ________.

Accepted Answer

The answer of To test someone's glomerular filtration rate, the...

Question 10

Generally, the higher a substance's transport maximum is, the lower its renal threshold will be.

Accepted Answer

A) True 
 B)False

Question 11

The thick tangle of capillary loops found within a corpuscle is known as the

Accepted Answer

A)  Bowman. 
B)  convoluted capillary bed. 
C)  glomerular capsule. 
D)  glomerulus. 
E)  nephron. 
A)  Bowman. 
B)  convoluted capillary bed. 
C)  glomerular capsule. 
D)  glomerulus. 
E)  nephron.

Question 12

The myogenic response that occurs within afferent arterioles of the kidney is an ________ control of GFR.

Accepted Answer

A)  intrinsic 
B)  extrinsic 
A)  intrinsic 
B)  extrinsic

Question 13

For glucose to be reabsorbed from the tubule lumen, it is transported into the tubule cell by means of a

Accepted Answer

A)  glucose uniporter. 
B)  Na+/glucose symporter. 
C)  glucose protein channel. 
D)  Na+/glucose antiporter. 
A)  glucose uniporter. 
B)  Na+/glucose symporter. 
C)  glucose protein channel. 
D)  Na+/glucose antiporter.

Question 14

The hormone atrial natriuretic peptide (ANP) causes an increase in GFR.

Accepted Answer

A) True 
 B)False

Question 15

The active transport of solutes out of the blood and into the tubular fluid is called

Accepted Answer

A)  filtration. 
B)  tubular reabsorption. 
C)  tubular secretion. 
D)  fenestration. 
E)  titration. 
A)  filtration. 
B)  tubular reabsorption. 
C)  tubular secretion. 
D)  fenestration. 
E)  titration.

Question 16

Gross & microscopic anatomy of the urinary tract, including detailed histology of the nephron.  
-This figure shows a renal corpuscle. The two structures indicated by numbers 3 and 4 collectively form the

Accepted Answer

A)  macula densa. 
B)  juxtaglomerular apparatus. 
C)  corticomedullary junction. 
D)  juxtamedullary junction. 
E)  vasa recta. 
A)  macula densa. 
B)  juxtaglomerular apparatus. 
C)  corticomedullary junction. 
D)  juxtamedullary junction. 
E)  vasa recta.

Question 17

Which of the following is the correct formula for calculation of net filtration pressure (NFP)?

Accepted Answer

A)  NFP = HPg - OPg - HPc 
B)  NFP = HPg + OPg - HPc 
C)  NFP = HPc - OPg - HPg 
D)  NFP = HPc - OPg + HPg 
A)  NFP = HPg - OPg - HPc 
B)  NFP = HPg + OPg - HPc 
C)  NFP = HPc - OPg - HPg 
D)  NFP = HPc - OPg + HPg

Question 18

Aldosterone is a steroid hormone that ________ synthesis of Na+/K+ pumps and Na+ channels in principal cells of kidney tubules.

Accepted Answer

A)  stimulates 
B)  inhibits 
A)  stimulates 
B)  inhibits

Question 19

Gross & microscopic anatomy of the urinary tract, including detailed histology of the nephron.  
-This figure shows a frontal section of the kidney. What structure does number 5 indicate?

Accepted Answer

A)  Renal medulla 
B)  Renal lobe 
C)  Renal sinus 
D)  Renal pyramid 
E)  Renal cortex 
A)  Renal medulla 
B)  Renal lobe 
C)  Renal sinus 
D)  Renal pyramid 
E)  Renal cortex

Question 20

Intraglomerular ________ cells help keep the filtration membrane "clean" as they phagocytose (engulf) items such as antigen-antibody complexes.

Accepted Answer

The answer of Intraglomerular ________ cells help keep the filtration...

Exam 24: Urinary System

Usually the urine of someone with a high-protein diet does not contain any bicarbonate ions, as all of it that is filtered is reclaimed from the tubules.

Substances that are reabsorbed by passing between epithelial cells of the tubular walls undergo ________ transport.

Generally, negatively charged plasma proteins are

The ________ transfer urine from the kidneys to the urinary bladder.

Peritubular capillaries are associated with the convoluted tubules, while vasa recta are associated with the nephron loop.

The units for measurement of glomerular filtration rate are

Which is not correct regarding nephrons?

Which of the following choices lists structures in the order in which urine flows through them?

To test someone's glomerular filtration rate, the individual is injected with the polysaccharide ________.

Generally, the higher a substance's transport maximum is, the lower its renal threshold will be.

The thick tangle of capillary loops found within a corpuscle is known as the

The myogenic response that occurs within afferent arterioles of the kidney is an ________ control of GFR.

For glucose to be reabsorbed from the tubule lumen, it is transported into the tubule cell by means of a

The hormone atrial natriuretic peptide (ANP) causes an increase in GFR.

The active transport of solutes out of the blood and into the tubular fluid is called

Gross & microscopic anatomy of the urinary tract, including detailed histology of the nephron. -This figure shows a renal corpuscle. The two structures indicated by numbers 3 and 4 collectively form the

Which of the following is the correct formula for calculation of net filtration pressure (NFP)?

Aldosterone is a steroid hormone that ________ synthesis of Na+/K+ pumps and Na+ channels in principal cells of kidney tubules.

Gross & microscopic anatomy of the urinary tract, including detailed histology of the nephron. -This figure shows a frontal section of the kidney. What structure does number 5 indicate?

Intraglomerular ________ cells help keep the filtration membrane "clean" as they phagocytose (engulf) items such as antigen-antibody complexes.

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Aldosterone is a steroid hormone that ________ synthesis of Na⁺/K⁺ pumps and Na⁺ channels in principal cells of kidney tubules.