Question 1

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

Accepted Answer

A) True 
 B)False

Question 2

The urethra in females is much longer than in males.

Accepted Answer

A) True 
 B)False

Question 3

List the three processes involved in the formation of urine in order.
1) tubular secretion
2) tubular reabsorption
3) glomerular filtration

Accepted Answer

A)   1, 2, 3
B)   3, 2, 1
C)   1, 3, 2
D)   2, 3, 1
E)   2, 1, 3F) B) and E)
G) A) and D)

Question 4

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

Accepted Answer

A) True 
 B)False

Question 5

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 B)
G) A) and D)

Question 6

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) B) and E)
G) A) and E)

Question 7

Substances that are nonfilterable in the glomerulus exit the nephron through the afferent arteriole.

Accepted Answer

A) True 
 B)False

Question 8

Which of the following is not a metabolic waste product?

Accepted Answer

A)   urea
B)   erythropoietin
C)   ammonia
D)   creatinine
E)   uric acidF) C) and D)
G) A) and B)

Question 9

The inner medulla of the kidney is _____ to the loop of Henle and therefore,water leaves the loop at the descending limb and collecting duct.

Accepted Answer

A)   isotonic
B)   hypertonic
C)   hypotonic
D)   balanced
E)   None of these.F) A) and D)
G) B) and E)

Question 10

List the components of the glomerular filtrate and indicate where they can be found.

Accepted Answer

Water,salts,nutrient molecules...

Question 11

Which of the following organs of the urinary system is the storage area for urine?

Accepted Answer

A)   bladder
B)   kidney
C)   ureter
D)   renal pelvis
E)   urethraF) B) and E)
G) C) and D) A

Question 12

The kidneys excrete metabolic wastes,including urea,a by-product of glucose metabolism.

Accepted Answer

A) True 
 B)False

Question 13

What effect does cellular respiration have on the pH of the blood?

Accepted Answer

A)   It does not affect the pH.
B)   It raises the pH.
C)   It lowers the pH.
D)   It decreases the amount of hydrogen ions in the blood.
E)   It increases the amount of hydroxide ions in the blood.F) C) and E)
G) B) and E)

Question 14

Which of the following particles are not filtered out of the blood in the glomerulus?

Accepted Answer

A)   plasma proteins
B)   water
C)   nitrogenous wastes
D)   salts
E)   nutrientsF) B) and E)
G) A) and E)

Question 15

While glucose is filtered out at the glomerulus,none is excreted in the urine.What happens to the glucose?

Accepted Answer

A)   It is reabsorbed at the distal convoluted tubule.
B)   It is secreted at the proximal convoluted tubule.
C)   It is reabsorbed at the proximal convoluted tubule.
D)   It is secreted at the distal convoluted tubule.
E)   It is reabsorbed from the collecting duct.F) B) and E)
G) B) and C)

Question 16

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 C)
G) None of the above D

Question 17

Which of the hormones involved in the regulation of water-salt balance is produced by the juxtaglomerular apparatus?

Accepted Answer

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

Question 18

The renal pyramids are located within the renal pelvis.

Accepted Answer

A) True 
 B)False

Question 19

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

Accepted Answer

A) True 
 B)False

Question 20

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 C)
G) B) and E) D

Exam 11: Urinary System

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

Correct AnswerverifiedShow Answer

The urethra in females is much longer than in males.

Correct AnswerverifiedShow Answer

List the three processes involved in the formation of urine in order. 1) tubular secretion 2) tubular reabsorption 3) glomerular filtration

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

What is the normal pH of blood?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Substances that are nonfilterable in the glomerulus exit the nephron through the afferent arteriole.

Correct AnswerverifiedShow Answer

Which of the following is not a metabolic waste product?

Correct AnswerverifiedShow Answer

The inner medulla of the kidney is _____ to the loop of Henle and therefore,water leaves the loop at the descending limb and collecting duct.

Correct AnswerverifiedShow Answer

List the components of the glomerular filtrate and indicate where they can be found.

Correct AnswerverifiedWater,salts,nutrient molecules...View AnswerShow Answer

Which of the following organs of the urinary system is the storage area for urine?

Correct AnswerverifiedA

The kidneys excrete metabolic wastes,including urea,a by-product of glucose metabolism.

Correct AnswerverifiedShow Answer

What effect does cellular respiration have on the pH of the blood?

Correct AnswerverifiedShow Answer

Which of the following particles are not filtered out of the blood in the glomerulus?

Correct AnswerverifiedShow Answer

While glucose is filtered out at the glomerulus,none is excreted in the urine.What happens to the glucose?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedD

Which of the hormones involved in the regulation of water-salt balance is produced by the juxtaglomerular apparatus?

Correct AnswerverifiedShow Answer

The renal pyramids are located within the renal pelvis.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedD

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Water,salts,nutrient molecules...
View Answer

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A

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D

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D