Question 1

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

Accepted Answer

A) True 
 B)False

Question 2

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 
A)  isotonic 
B)  hypertonic 
C)  hypotonic

Question 3

The renal pyramids are located within the renal pelvis.

Accepted Answer

A) True 
 B)False

Question 4

Place the parts of the nephron in order.1.ascending limb of loop; 2.descending limb of loop; 3.proximal convoluted tubule; 4.glomerulus; 5.collecting duct; 6.distal convoluted tubule

Accepted Answer

A)  4,3,2,1,6,5 
B)  1,2,3,4,5,6 
C)  2,1,6,4,3,5 
D)  1,2,4,3,6,5 
E)  6,4,1,2,3,5 
A)  4,3,2,1,6,5 
B)  1,2,3,4,5,6 
C)  2,1,6,4,3,5 
D)  1,2,4,3,6,5 
E)  6,4,1,2,3,5

Question 5

The success rate for a kidney transplant from even a relative is fairly low.

Accepted Answer

A) True 
 B)False

Question 6

The renal pelvis is continuous with the

Accepted Answer

A)  renal cortex. 
B)  bladder. 
C)  urethra. 
D)  ureter. 
A)  renal cortex. 
B)  bladder. 
C)  urethra. 
D)  ureter.

Question 7

What effect does ANH have on renin?

Accepted Answer

A)  it inhibits its secretion 
B)  it inhibits its production 
C)  it promotes its secretion 
D)  it promotes its production 
A)  it inhibits its secretion 
B)  it inhibits its production 
C)  it promotes its secretion 
D)  it promotes its production

Question 8

In the analogy where the liver is like the sewage treatment plant,then the kidneys are like

Accepted Answer

A)  the trucks that take the waste out of town. 
B)  the people who produce the waste. 
C)  trash cans where the waste is stored. 
D)  the trucks that carry the waste from the people who produce it to the treatment plant. 
A)  the trucks that take the waste out of town. 
B)  the people who produce the waste. 
C)  trash cans where the waste is stored. 
D)  the trucks that carry the waste from the people who produce it to the treatment plant.

Question 9

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 10

How is penicillin removed from the blood?

Accepted Answer

A)  glomerular filtration 
B)  tubular secretion 
C)  tubular reabsorption 
A)  glomerular filtration 
B)  tubular secretion 
C)  tubular reabsorption

Question 11

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)  pancreas 
A)  liver 
B)  sweat glands 
C)  muscles 
D)  blood 
E)  pancreas

Question 12

Each nephron has its own collecting duct.

Accepted Answer

A) True 
 B)False

Question 13

If your blood pressure is high because of increased blood volume,what hormone will correct this?

Accepted Answer

A)  renin 
B)  ADH 
C)  ANH 
D)  aldosterone 
A)  renin 
B)  ADH 
C)  ANH 
D)  aldosterone

Question 14

What are the two ways substances are removed from the blood and added to the forming urine?

Accepted Answer

A)  glomerular filtration and tubular secretion 
B)  glomerular filtration and tubular reabsorption 
C)  tubular secretion and tubular reabsorption 
A)  glomerular filtration and tubular secretion 
B)  glomerular filtration and tubular reabsorption 
C)  tubular secretion and tubular reabsorption

Question 15

Parts of the nephron are lined with epithelial cells containing large numbers of mitochondria to assist in diffusion.

Accepted Answer

A) True 
 B)False

Question 16

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

Accepted Answer

A) True 
 B)False

Question 17

Approximately 99% of the water that is filtered in the glomerulus is reabsorbed.

Accepted Answer

A) True 
 B)False

Question 18

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. 
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.

Question 19

What is one of the earliest signs of nephron damage?

Accepted Answer

A)  burning upon urination 
B)  extreme pain 
C)  albumin or formed elements in the urine 
D)  the absence of urination 
E)  edema 
A)  burning upon urination 
B)  extreme pain 
C)  albumin or formed elements in the urine 
D)  the absence of urination 
E)  edema

Question 20

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. 
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.

Exam 10: Urinary System and Excretion

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

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.

The renal pyramids are located within the renal pelvis.

Place the parts of the nephron in order.1.ascending limb of loop; 2.descending limb of loop; 3.proximal convoluted tubule; 4.glomerulus; 5.collecting duct; 6.distal convoluted tubule

The success rate for a kidney transplant from even a relative is fairly low.

The renal pelvis is continuous with the

What effect does ANH have on renin?

In the analogy where the liver is like the sewage treatment plant,then the kidneys are like

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

How is penicillin removed from the blood?

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

Each nephron has its own collecting duct.

If your blood pressure is high because of increased blood volume,what hormone will correct this?

What are the two ways substances are removed from the blood and added to the forming urine?

Parts of the nephron are lined with epithelial cells containing large numbers of mitochondria to assist in diffusion.

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

Approximately 99% of the water that is filtered in the glomerulus is reabsorbed.

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

What is one of the earliest signs of nephron damage?

Why does urine have an acidic pH?

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