Question 1

The urinary bladder is superior to the parietal peritoneum.

Accepted Answer

A) True 
 B)False

Question 2

The composition of glomerular filtrate differs from that of plasma by including

Accepted Answer

A)  many different substances that are absent from plasma.
B)  the same substances as plasma except for larger protein molecules.
C)  less water and electrolytes than does plasma.
D)  much more uric acid and creatinine than plasma.E) C) and D)
F) A) and B)

Question 3

The micturition reflex center is in the

Accepted Answer

A)  sacral segments of the spinal cord.
B)  medulla oblongata.
C)  pons.
D)  hypothalamus.E) All of the above
F) C) and D)

Question 4

The reabsorption of glucose occurs primarily through the walls of the

Accepted Answer

A)  glomerular capsule.
B)  nephron loop.
C)  proximal convoluted tubule.
D)  distal convoluted tubule.E) All of the above
F) A) and B)

Question 5

Water channels in cell membranes formed by ________ are a result of ADH signaling in the kidneys.

Accepted Answer

A)  podocytes
B)  cytopores
C)  aquaporins
D)  pyrogensE) All of the above
F) A) and C)

Question 6

Inulin clearance measures the rate of glomerular filtration.

Accepted Answer

A) True 
 B)False

Question 7

ADH increases reabsorption of water from urine into blood by increasing the permeability of the distal convoluted tubules and collecting ducts.

Accepted Answer

A) True 
 B)False

Question 8

A fetus develops without macula densa in its nephrons. Which of the following will occur as a result?

Accepted Answer

A)  The ability to detect sodium, potassium, and chloride ions in the nephron loop and secrete renin in response will be lost.
B)  Renin secretion in response to renal baroreceptors during low blood pressure conditions cannot occur.
C)  Fluid cannot pass from the glomerular capillaries into the Bowman's capsule, so blood cannot be filtered.
D)  Renin will be able to convert angiotensinogen into angiotensin I, but angiotensin I cannot be converted into angiotensin II.E) A) and D)
F) All of the above

Question 9

Which of the following is correct concerning the location of the kidneys?

Accepted Answer

A)  The right kidney is usually higher than the left one.
B)  They are located behind the parietal peritoneum.
C)  Their upper borders are about at the level of the third lumbar vertebra.
D)  They are against the anterior wall of the abdominal cavity.E) B) and C)
F) All of the above

Question 10

Inulin and para-aminohippuric acid (PAH)can be used to determine glomerular filtration rate and the rate of blood flow through the kidneys, respectively.

Accepted Answer

A) True 
 B)False

Question 11

The glomerular filtrate in the proximal convoluted tubule is isotonic to the plasma of the peritubular capillary.

Accepted Answer

A) True 
 B)False

Question 12

The renal medulla is composed of ________, whereas the renal cortex is composed of ________.

Accepted Answer

A)  renal pyramids; ureters from nephrons
B)  renal columns; renal pyramids and nephrons
C)  renal corpuscles; nephron loops
D)  renal pyramids; renal corpusclesE) A) and D)
F) None of the above

Question 13

The triangular area on the internal floor of the urinary bladder is the ________.

Accepted Answer

The answer of The triangular area on the internal floor...

Question 14

Glomerular filtration produces about 18 liters of fluid in twenty-four hours.

Accepted Answer

A) True 
 B)False

Question 15

A ________ is a tubular organ that transports urine from a kidney to the urinary bladder.

Accepted Answer

The answer of A ________ is a tubular organ that...

Question 16

Glomerular filtration produces about ________ liters of fluid in twenty-four hours.

Accepted Answer

A)  40
B)  96
C)  144
D)  180E) B) and C)
F) B) and D)

Question 17

The countercurrent mechanism in the nephron

Accepted Answer

A)  creates a highly concentrated interstitial fluid so that urine can be concentrated by the collecting ducts when they are permeable to water.
B)  is a method to move sodium to control its concentration.
C)  keeps the volume of water lost in the urine relatively constant.
D)  keeps interstitial fluid hydrated to maintain blood pressure.E) A) and B)
F) A) and C)

Question 18

A decrease in the glomerular capsule hydrostatic pressure will ________ the rate of glomerular filtration.

Accepted Answer

A)  increase
B)  decrease
C)  not change
D)  have a variable effect onE) A) and B)
F) A) and C)

Question 19

Proteins of smaller molecular size may be reabsorbed from the glomerular filtrate by the process of ________.

Accepted Answer

The answer of Proteins of smaller molecular size may be...

Question 20

Which of the following is not part of the male urethra?

Accepted Answer

A)  Prostatic urethra
B)  Membranous urethra
C)  Penile urethra
D)  Ductus deferensE) B) and C)
F) A) and B)

Exam 20: Urinary System

Which of the following is correct concerning the location of the kidneys?

Correct AnswerverifiedShow Answer

The urinary bladder is superior to the parietal peritoneum.

Correct AnswerverifiedShow Answer

The renal medulla is composed of ________, whereas the renal cortex is composed of ________.

Correct AnswerverifiedShow Answer

The composition of glomerular filtrate differs from that of plasma by including

Correct AnswerverifiedShow Answer

A ________ is a tubular organ that transports urine from a kidney to the urinary bladder.

Correct AnswerverifiedShow Answer

Glomerular filtration produces about 18 liters of fluid in twenty-four hours.

Correct AnswerverifiedShow Answer

The reabsorption of glucose occurs primarily through the walls of the

Correct AnswerverifiedShow Answer

A decrease in the glomerular capsule hydrostatic pressure will ________ the rate of glomerular filtration.

Correct AnswerverifiedShow Answer

The triangular area on the internal floor of the urinary bladder is the ________.

Correct AnswerverifiedShow Answer

Inulin clearance measures the rate of glomerular filtration.

Correct AnswerverifiedShow Answer

Proteins of smaller molecular size may be reabsorbed from the glomerular filtrate by the process of ________.

Correct AnswerverifiedShow Answer

Which of the following is not part of the male urethra?

Correct AnswerverifiedShow Answer

ADH increases reabsorption of water from urine into blood by increasing the permeability of the distal convoluted tubules and collecting ducts.

Correct AnswerverifiedShow Answer

Inulin and para-aminohippuric acid (PAH)can be used to determine glomerular filtration rate and the rate of blood flow through the kidneys, respectively.

Correct AnswerverifiedShow Answer

Water channels in cell membranes formed by ________ are a result of ADH signaling in the kidneys.

Correct AnswerverifiedShow Answer

A fetus develops without macula densa in its nephrons. Which of the following will occur as a result?

Correct AnswerverifiedShow Answer

The countercurrent mechanism in the nephron

Correct AnswerverifiedShow Answer

The micturition reflex center is in the

Correct AnswerverifiedShow Answer

Glomerular filtration produces about ________ liters of fluid in twenty-four hours.

Correct AnswerverifiedShow Answer

The glomerular filtrate in the proximal convoluted tubule is isotonic to the plasma of the peritubular capillary.

Correct AnswerverifiedShow Answer

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The renal medulla is composed of , whereas the renal cortex is composed of .

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