Question 1

The reabsorption of water in the kidneys always precedes the reabsorption of salt.

Accepted Answer

A) True 
 B)False

Question 2

Why do some people not drink beverages with caffeine right before bedtime?

Accepted Answer

A)   It increases the flow of urine and causes you to go to the bathroom during the night.
B)   It decreases the flow of urine and can cause kidney stones.
C)   It may affect the ability to sleep but caffeine has very little effect on the urinary system.
D)   It can cause a headache if consumed late at night.
E)   It can lead to diarrhea.F) All of the above
G) A) and B)

Question 3

What is an infection of the urinary bladder called?

Accepted Answer

A)   cystitis
B)   urethritis
C)   pyelonephritis
D)   hemodialysis
E)   uremiaF) All of the above
G) A) and B)

Question 4

Why does urine have an acidic pH?

Accepted Answer

A)   The kidneys filter and excrete H+ from the blood.
B)   The kidneys produce H+ in the process of filtering the blood.
C)   The blood has an acidic pH and the kidneys produce urine similar to the pH of the blood.
D)   There is a high concentration of HCl acid in the urine producing an acidic substance.
E)   The kidneys absorb H+ ions and excrete bicarbonate ions.F) C) and E)
G) None of the above

Question 5

If you do not drink enough water, which hormone will the hypothalamus produce to regulate urine production?

Accepted Answer

A)   renin
B)   ADH
C)   ANH
D)   aldosterone
E)   diureticsF) A) and B)
G) C) and D)

Question 6

The collecting duct of the nephron originates in what region of the kidney and extends to what region of the kidney?

Accepted Answer

A)   renal cortex to the renal medulla
B)   renal cortex to the renal pelvis
C)   renal medulla to the renal cortex
D)   renal medulla to the renal pelvis
E)   renal pelvis to the renal medullaF) C) and D)
G) None of the above

Question 7

Which part of the urinary system is shared with the reproductive system in males?

Accepted Answer

A)   bladder
B)   ureters
C)   kidneys
D)   urethra
E)   renal pelvisF) A) and B)
G) B) and E)

Question 8

What hormones regulate the reabsorption of sodium and water in the distal convoluted tubule?

Accepted Answer

A)   creatinine and renin
B)   renin and aquaporin
C)   aquaporin and aldosterone
D)   aldosterone and renin
E)   creatinine and aldosteroneF) B) and D)
G) A) and D)

Question 9

A nephron is a two-way system with glomerular filtrate traveling back and forth within the nephron.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following does not assist the kidneys in excretion of nitrogenous wastes?

Accepted Answer

A)   liver
B)   sweat glands
C)   muscles
D)   blood
E)   pancreasF) All of the above
G) A) and B)

Question 11

Which of the following is considered a secondary or additional function of the urinary system?

Accepted Answer

A)   synthesis of vitamin D
B)   excretion of metabolic wastes
C)   secretion of hormones
D)   maintenance of acid-base balance
E)   maintenance of water-salt balanceF) B) and D)
G) B) and C)

Question 12

An enlarged prostate gland can lead to kidney stones in males.

Accepted Answer

A) True 
 B)False

Question 13

What is the normal pH of blood?

Accepted Answer

A)   neutral
B)   slightly basic
C)   slightly acidic
D)   extremely basic
E)   extremely acidicF) A) and E)
G) All of the above

Question 14

ANH is a hormone produced by the hypothalamus and secreted by the posterior pituitary.

Accepted Answer

A) True 
 B)False

Question 15

The renal pelvis is continuous with the

Accepted Answer

A)   renal cortex.
B)   bladder.
C)   urethra.
D)   ureter.
E)   nephrons.F) A) and C)
G) A) and B)

Question 16

The kidneys help to maintain blood pressure by monitoring the pH of the blood.

Accepted Answer

A) True 
 B)False

Question 17

The renal pyramids are located within the renal pelvis.

Accepted Answer

A) True 
 B)False

Question 18

After running a marathon, it is best to drink water to restore what was lost due to heavy sweating.

Accepted Answer

A) True 
 B)False

Question 19

Which of the following is not a function of the urinary system?

Accepted Answer

A)   excretion of metabolic wastes
B)   maintenance of water-salt balance
C)   maintenance of acid-base balance
D)   maintenance of blood glucose levels
E)   secretion of hormonesF) A) and E)
G) C) and E)

Question 20

Why is the dialysate continually replaced in hemodialysis?

Accepted Answer

A)   to maintain a favorable concentration gradient with the blood
B)   because it is easily infected
C)   because it enters the body and is absorbed
D)   because it is lost by urination
E)   because it biodegrades rapidlyF) C) and D)
G) B) and C)

Exam 10: Urinary System

Why is the dialysate continually replaced in hemodialysis?

Correct AnswerverifiedShow Answer

After running a marathon, it is best to drink water to restore what was lost due to heavy sweating.

Correct AnswerverifiedShow Answer

Which part of the urinary system is shared with the reproductive system in males?

Correct AnswerverifiedShow Answer

Why do some people not drink beverages with caffeine right before bedtime?

Correct AnswerverifiedShow Answer

The kidneys help to maintain blood pressure by monitoring the pH of the blood.

Correct AnswerverifiedShow Answer

What hormones regulate the reabsorption of sodium and water in the distal convoluted tubule?

Correct AnswerverifiedShow Answer

An enlarged prostate gland can lead to kidney stones in males.

Correct AnswerverifiedShow Answer

ANH is a hormone produced by the hypothalamus and secreted by the posterior pituitary.

Correct AnswerverifiedShow Answer

What is the normal pH of blood?

Correct AnswerverifiedShow Answer

Which of the following does not assist the kidneys in excretion of nitrogenous wastes?

Correct AnswerverifiedShow Answer

Why does urine have an acidic pH?

Correct AnswerverifiedShow Answer

If you do not drink enough water, which hormone will the hypothalamus produce to regulate urine production?

Correct AnswerverifiedShow Answer

Which of the following is not a function of the urinary system?

Correct AnswerverifiedShow Answer

What is an infection of the urinary bladder called?

Correct AnswerverifiedShow Answer

The collecting duct of the nephron originates in what region of the kidney and extends to what region of the kidney?

Correct AnswerverifiedShow Answer

The renal pelvis is continuous with the

Correct AnswerverifiedShow Answer

A nephron is a two-way system with glomerular filtrate traveling back and forth within the nephron.

Correct AnswerverifiedShow Answer

The renal pyramids are located within the renal pelvis.

Correct AnswerverifiedShow Answer

The reabsorption of water in the kidneys always precedes the reabsorption of salt.

Correct AnswerverifiedShow Answer

Which of the following is considered a secondary or additional function of the urinary system?

Correct AnswerverifiedShow Answer

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