Question 1

Match each term with its corresponding description or definition.
-Condition that is caused by a bicarbonate excess

Accepted Answer

A) Buffer 
B) Metabolic acidosis 
C) Acid solution 
D) Respiratory alkalosis 
E) Respiratory system
F)Metabolic alkalosis
G)Alkaline solution
H)Kidney system
I)Respiratory acidosis
J)Neutral solution 
A) Buffer 
B) Metabolic acidosis 
C) Acid solution 
D) Respiratory alkalosis 
E) Respiratory system
F)Metabolic alkalosis
G)Alkaline solution
H)Kidney system
I)Respiratory acidosis
J)Neutral solution

Question 2

When the kidneys have acidified the urine, the level of NaHCO3 in the blood leaving the kidneys is much lower than the level of NaHCO3 in the blood entering the kidneys.

Accepted Answer

A) True 
 B)False

Question 3

The contribution of the lungs to pH control is the removal of carbon dioxide from the blood.

Accepted Answer

A) True 
 B)False

Question 4

What is the definition of acid-base balance? What proteins are most affected if the acid-base balance is not maintained?

Accepted Answer

Acid-base balance refers to the homeosta

Question 5

The amount of carbonic acid is lower in the pulmonary vein than it is in the pulmonary artery.

Accepted Answer

A) True 
 B)False

Question 6

Suppose the 20:1 ratio needed by the H2CO3-NaHCO3 buffer pair is disrupted and the concentration of NaHCO3 in the blood needs to be lowered. What mechanism could accomplish this?

Accepted Answer

If the 20:1 ratio needed by the bicarbon

Question 7

A condition called metabolic alkalosis can be caused by a bicarbonate excess. What can cause a bicarbonate excess?

Accepted Answer

Metabolic alkalosis is a condition chara

Question 8

Which of the following is considered a chemical pH control mechanism?

Accepted Answer

A)  The buffers in the blood 
B)  The kidneys 
C)  The lungs 
D)  Both B and C 
A)  The buffers in the blood 
B)  The kidneys 
C)  The lungs 
D)  Both B and C

Question 9

What is uncompensated metabolic acidosis? How does it become compensated metabolic acidosis?

Accepted Answer

Uncompensated metabolic acidosis occurs

Question 10

Which of the following is considered a physiological pH control mechanism?

Accepted Answer

A)  The buffers in the blood 
B)  The kidneys 
C)  The lungs 
D)  Both B and C 
A)  The buffers in the blood 
B)  The kidneys 
C)  The lungs 
D)  Both B and C

Question 11

A solution with a pH of 2 has 1,000 times more hydrogen ions than a solution with a pH of 5.

Accepted Answer

A) True 
 B)False

Question 12

Anything that decreases respiration will eventually cause alkalosis.

Accepted Answer

A) True 
 B)False

Question 13

A solution with a pH of 5 has 100 times more hydrogen ions than a solution with a pH of 3.

Accepted Answer

A) True 
 B)False

Question 14

A prolonged period of uncontrolled diabetes would have the same effect on the blood pH as a prolonged period of depressed breathing rate.

Accepted Answer

A) True 
 B)False

Question 15

Which of the following statements is true?

Accepted Answer

A)  Arterial blood and venous blood are slightly alkaline. 
B)  Arterial blood and venous blood are slightly acidic. 
C)  Arterial blood is slightly acidic, and venous blood is slightly basic. 
D)  Venous blood is slightly acidic, and arterial blood is slightly basic. 
A)  Arterial blood and venous blood are slightly alkaline. 
B)  Arterial blood and venous blood are slightly acidic. 
C)  Arterial blood is slightly acidic, and venous blood is slightly basic. 
D)  Venous blood is slightly acidic, and arterial blood is slightly basic.

Question 16

Explain how the buffer system functions to buffer a strong base.

Accepted Answer

A buffer system functions to maintain a

Question 17

A water solution with a pH of 7

Accepted Answer

A)  is an acid. 
B)  has equal numbers of OHS1U1P1-S1S1P0 and H+ ions. 
C)  is a base. 
D)  contains neither OHS1U1P1-S1S1P0 nor H+. 
A)  is an acid. 
B)  has equal numbers of OHS1U1P1-S1S1P0 and H+ ions. 
C)  is a base. 
D)  contains neither OHS1U1P1-S1S1P0 nor H+.

Question 18

When the kidneys work to raise the pH of the blood, the blood becomes more alkaline and the urine becomes more acidic.

Accepted Answer

A) True 
 B)False

Question 19

Define blood acidosis and blood alkalosis.

Accepted Answer

Blood acidosis and blood alkalosis are c

Question 20

Blood in the pulmonary artery has a higher pH than blood in the pulmonary vein.

Accepted Answer

A) True 
 B)False

Exam 22: Acid-Base Balance

Match each term with its corresponding description or definition. -Condition that is caused by a bicarbonate excess

When the kidneys have acidified the urine, the level of NaHCO3 in the blood leaving the kidneys is much lower than the level of NaHCO3 in the blood entering the kidneys.

The contribution of the lungs to pH control is the removal of carbon dioxide from the blood.

What is the definition of acid-base balance? What proteins are most affected if the acid-base balance is not maintained?

The amount of carbonic acid is lower in the pulmonary vein than it is in the pulmonary artery.

Suppose the 20:1 ratio needed by the H2CO3-NaHCO3 buffer pair is disrupted and the concentration of NaHCO3 in the blood needs to be lowered. What mechanism could accomplish this?

A condition called metabolic alkalosis can be caused by a bicarbonate excess. What can cause a bicarbonate excess?

Which of the following is considered a chemical pH control mechanism?

What is uncompensated metabolic acidosis? How does it become compensated metabolic acidosis?

Which of the following is considered a physiological pH control mechanism?

A solution with a pH of 2 has 1,000 times more hydrogen ions than a solution with a pH of 5.

Anything that decreases respiration will eventually cause alkalosis.

A solution with a pH of 5 has 100 times more hydrogen ions than a solution with a pH of 3.

A prolonged period of uncontrolled diabetes would have the same effect on the blood pH as a prolonged period of depressed breathing rate.

Which of the following statements is true?

Explain how the buffer system functions to buffer a strong base.

A water solution with a pH of 7

When the kidneys work to raise the pH of the blood, the blood becomes more alkaline and the urine becomes more acidic.

Define blood acidosis and blood alkalosis.

Blood in the pulmonary artery has a higher pH than blood in the pulmonary vein.

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When the kidneys have acidified the urine, the level of NaHCO₃ in the blood leaving the kidneys is much lower than the level of NaHCO₃ in the blood entering the kidneys.

Suppose the 20:1 ratio needed by the H₂CO₃-NaHCO₃ buffer pair is disrupted and the concentration of NaHCO₃ in the blood needs to be lowered. What mechanism could accomplish this?