Question 1

The effect of PaO2 and pH on the oxyhemoglobin curve is known as what?

Accepted Answer

A)  Halston effect 
B)  Haldane effect 
C)  Bohr effect 
D)  Severinghaus effect 
A)  Halston effect 
B)  Haldane effect 
C)  Bohr effect 
D)  Severinghaus effect

Question 2

What effect would hyperthermia and shivering have on VO2 and the O2ER?

Accepted Answer

A)  Both would increase 
B)  VO2 would decrease and O2ER would increase 
C)  Both would decrease 
D)  VO2 would increase and O2ER would decrease 
A)  Both would increase 
B)  VO2 would decrease and O2ER would increase 
C)  Both would decrease 
D)  VO2 would increase and O2ER would decrease

Question 3

What is derived when (content of oxygen in arterial blood x 10) is multiplied by cardiac output?

Accepted Answer

A)  oxygen extraction ratio 
B)  oxygen consumption 
C)  shunt 
D)  total oxygen delivery 
A)  oxygen extraction ratio 
B)  oxygen consumption 
C)  shunt 
D)  total oxygen delivery

Question 4

Using the normal values for DO2 and VO2 for a healthy adult, how long would it take to deplete the oxygen stores in the body if an adult experienced a complete respiratory arrest?

Accepted Answer

A)  about 10 minutes 
B)  about 2 minutes 
C)  about 8 minutes 
D)  about 4 minutes 
A)  about 10 minutes 
B)  about 2 minutes 
C)  about 8 minutes 
D)  about 4 minutes

Question 5

What is the minimum amount reduced hemoglobin that must be present for cyanosis to appear?

Accepted Answer

A)  5 g% 
B)  1 % 
C)  3 g% 
D)  7 g% 
A)  5 g% 
B)  1 % 
C)  3 g% 
D)  7 g%

Question 6

Which type of hypoxia results from an inability of tissue cells to utilize the oxygen delivered to them?

Accepted Answer

A)  hypoxemic 
B)  histotoxic 
C)  anemic 
D)  circulatory 
A)  hypoxemic 
B)  histotoxic 
C)  anemic 
D)  circulatory

Question 7

Which of the following increase the 2, 3 BPG levels?
I. hypoxia
II. anemia
III. blood stored for more than 1 week
IV. decreased pH

Accepted Answer

A)  I and II only 
B)  I, II, and III only 
C)  I, II, III, and IV 
D)  I, III, and IV only 
A)  I and II only 
B)  I, II, and III only 
C)  I, II, III, and IV 
D)  I, III, and IV only

Question 8

A patient has a reported SaO2 of 90%, hemoglobin 15 g%, PaO2 of 61 mmHg, cardiac output of 6 L/min, and CvO2 of 14.2 vol%. What would the C(a-v) O2 equal?

Accepted Answer

A)  5 vol% 
B)  4.07 vol% 
C)  6.07 vol% 
D)  insufficient info provided to calculate 
A)  5 vol% 
B)  4.07 vol% 
C)  6.07 vol% 
D)  insufficient info provided to calculate

Question 9

Using the 40-50-60/70-80-90 Rule, what PaO2 would be predicted if the SpO2 were 80%?

Accepted Answer

A)  50 mm Hg 
B)  70 mm Hg 
C)  60 mm Hg 
D)  40 mm Hg 
A)  50 mm Hg 
B)  70 mm Hg 
C)  60 mm Hg 
D)  40 mm Hg

Question 10

What impact does the steep portion of the oxyhemoglobin dissociation curve have on oxygen delivery?

Accepted Answer

A)  No oxygen can be released to tissues until PO2s are above 60 mm Hg 
B)  PO2s below 60 prevents the release of oxygen from hemoglobin to tissues 
C)  Oxygen binds irreversibly with hemoglobin until the P50 is reached 
D)  PO2s below 60 enhance the release of oxygen from hemoglobin to the tissues 
A)  No oxygen can be released to tissues until PO2s are above 60 mm Hg 
B)  PO2s below 60 prevents the release of oxygen from hemoglobin to tissues 
C)  Oxygen binds irreversibly with hemoglobin until the P50 is reached 
D)  PO2s below 60 enhance the release of oxygen from hemoglobin to the tissues

Question 11

What would the total oxygen content equal if the hemoglobin was 16g%, SaO2 was 90% and PaO2 was 63 mm Hg?

Accepted Answer

A)  21.6 vol% 
B)  20.1 vol % 
C)  19.8 vol% 
D)  19.48 vol% 
A)  21.6 vol% 
B)  20.1 vol % 
C)  19.8 vol% 
D)  19.48 vol%

Question 12

Which type of hypoxia is characterized by a normal PaO2 with either a low hemoglobin or a reduced oxygen carrying capacity of the hemoglobin?

Accepted Answer

A)  circulatory 
B)  anemic 
C)  hypoxemic 
D)  histotoxic 
A)  circulatory 
B)  anemic 
C)  hypoxemic 
D)  histotoxic

Question 13

What is the general term for the situation when blood flows from the right side of the heart and returns to the left side without passing through the alveolar capillary system?

Accepted Answer

A)  shunt-like effect 
B)  anatomic shunt 
C)  relative shunt 
D)  left-to-right shunt 
A)  shunt-like effect 
B)  anatomic shunt 
C)  relative shunt 
D)  left-to-right shunt

Question 14

What is the normal ratio of HCO3- to H2CO3 in the plasma of arterial blood?

Accepted Answer

A)  20:1 
B)  1:20 
C)  10:1 
D)  1:10 
A)  20:1 
B)  1:20 
C)  10:1 
D)  1:10

Question 15

Which type of hypoxia is caused by hypoventilation, high altitudes, diffusion defects, and V/Q mismatch?

Accepted Answer

A)  anemic 
B)  hypoxemic 
C)  circulatory 
D)  anemic. 
A)  anemic 
B)  hypoxemic 
C)  circulatory 
D)  anemic.

Question 16

How would a PO2 of 80 mm Hg affect the oxyhemoglobin dissociation curve and hemoglobin's ability to transport oxygen to peripheral tissues?

Accepted Answer

A)  the curve would left but oxygen delivery would remain normal 
B)  the curve would not be shifted and oxygen delivery would remain normal 
C)  the curve would shift left and reduce oxygen delivery 
D)  the curve would shift right and enhance oxygen delivery 
A)  the curve would left but oxygen delivery would remain normal 
B)  the curve would not be shifted and oxygen delivery would remain normal 
C)  the curve would shift left and reduce oxygen delivery 
D)  the curve would shift right and enhance oxygen delivery

Question 17

What is the normal P50?

Accepted Answer

A)  27 mm Hg 
B)  30 mm Hg 
C)  50 mm Hg 
D)  20 mm Hg 
A)  27 mm Hg 
B)  30 mm Hg 
C)  50 mm Hg 
D)  20 mm Hg

Question 18

Which type of hypoxia is also called stagnant hypoxia?

Accepted Answer

A)  histotoxic 
B)  circulatory 
C)  hypoxemic 
D)  anemic 
A)  histotoxic 
B)  circulatory 
C)  hypoxemic 
D)  anemic

Question 19

What is the normal hemoglobin value for adult females?

Accepted Answer

A)  10-14 g% 
B)  12-18 g% 
C)  12-15 g% 
D)  14-16g% 
A)  10-14 g% 
B)  12-18 g% 
C)  12-15 g% 
D)  14-16g%

Question 20

How much oxygen can dissolve in a plasma at body temperature?

Accepted Answer

A)  0.003 mL/dL/mmHg PO2 
B)  0.3 mL/dL/mmHg PO2 
C)  1.34 mL/dL/mmHg PO2 
D)  0.03 mL/dL/mmHg PO2 
A)  0.003 mL/dL/mmHg PO2 
B)  0.3 mL/dL/mmHg PO2 
C)  1.34 mL/dL/mmHg PO2 
D)  0.03 mL/dL/mmHg PO2

The effect of PaO₂ and pH on the oxyhemoglobin curve is known as what?

What effect would hyperthermia and shivering have on VO₂ and the O₂ER?

What is derived when (content of oxygen in arterial blood x 10) is multiplied by cardiac output?

Using the normal values for DO₂ and VO₂ for a healthy adult, how long would it take to deplete the oxygen stores in the body if an adult experienced a complete respiratory arrest?

What is the minimum amount reduced hemoglobin that must be present for cyanosis to appear?

Which type of hypoxia results from an inability of tissue cells to utilize the oxygen delivered to them?

Which of the following increase the 2, 3 BPG levels? I. hypoxia II. anemia III. blood stored for more than 1 week IV. decreased pH

A patient has a reported SaO₂ of 90%, hemoglobin 15 g%, PaO₂ of 61 mmHg, cardiac output of 6 L/min, and CvO₂ of 14.2 vol%. What would the C(a-v) O₂ equal?

Using the 40-50-60/70-80-90 Rule, what PaO₂ would be predicted if the SpO₂ were 80%?

What impact does the steep portion of the oxyhemoglobin dissociation curve have on oxygen delivery?

What would the total oxygen content equal if the hemoglobin was 16g%, SaO₂ was 90% and PaO₂ was 63 mm Hg?

Which type of hypoxia is characterized by a normal PaO₂ with either a low hemoglobin or a reduced oxygen carrying capacity of the hemoglobin?

What is the general term for the situation when blood flows from the right side of the heart and returns to the left side without passing through the alveolar capillary system?

What is the normal ratio of HCO₃- to H2CO₃ in the plasma of arterial blood?

Which type of hypoxia is caused by hypoventilation, high altitudes, diffusion defects, and V/Q mismatch?

How would a PO₂ of 80 mm Hg affect the oxyhemoglobin dissociation curve and hemoglobin's ability to transport oxygen to peripheral tissues?

What is the normal P₅₀?

Which type of hypoxia is also called stagnant hypoxia?

What is the normal hemoglobin value for adult females?

How much oxygen can dissolve in a plasma at body temperature?

The Anatomy and Physiology of the Respitory System

Ventilation

Pulmonary Function Measurements

The Diffusion of Pulmonary Gases

The Anatomy and Physiology of the Circulatory System

Acid-Base Balance and Regulation

Ventilation-Perfusion Relationships

Control of Ventilation

Fetal Development and the Cardiopulmonary System

Aging and the Cardiopulmonary System

Electrophysiology of the Heart

The Standard 12-Ecg Lead System

Ecg Interpretation

Hemodynamic Measurements

Renal Failure and Its Effects on the Cardiopulmonary System

Sleep Physiology and Its Relationship to the Cardiopulmonary System

Exercise and Its Effects on the Cardiopulmonary System

High Altitude and Its Effects on the Cardiopulmonary System

High Pressure Environments and Their Effects on the Cardiopulmonary System

Filters

Exam 6: Oxygen and Carbon Dioxide Transport

The effect of PaO2 and pH on the oxyhemoglobin curve is known as what?

What effect would hyperthermia and shivering have on VO2 and the O2ER?

What is derived when (content of oxygen in arterial blood x 10) is multiplied by cardiac output?

Using the normal values for DO2 and VO2 for a healthy adult, how long would it take to deplete the oxygen stores in the body if an adult experienced a complete respiratory arrest?

What is the minimum amount reduced hemoglobin that must be present for cyanosis to appear?

Which type of hypoxia results from an inability of tissue cells to utilize the oxygen delivered to them?

Which of the following increase the 2, 3 BPG levels? I. hypoxia II. anemia III. blood stored for more than 1 week IV. decreased pH

A patient has a reported SaO2 of 90%, hemoglobin 15 g%, PaO2 of 61 mmHg, cardiac output of 6 L/min, and CvO2 of 14.2 vol%. What would the C(a-v) O2 equal?

Using the 40-50-60/70-80-90 Rule, what PaO2 would be predicted if the SpO2 were 80%?

What impact does the steep portion of the oxyhemoglobin dissociation curve have on oxygen delivery?

What would the total oxygen content equal if the hemoglobin was 16g%, SaO2 was 90% and PaO2 was 63 mm Hg?

Which type of hypoxia is characterized by a normal PaO2 with either a low hemoglobin or a reduced oxygen carrying capacity of the hemoglobin?

What is the general term for the situation when blood flows from the right side of the heart and returns to the left side without passing through the alveolar capillary system?

What is the normal ratio of HCO3- to H2CO3 in the plasma of arterial blood?

Which type of hypoxia is caused by hypoventilation, high altitudes, diffusion defects, and V/Q mismatch?

How would a PO2 of 80 mm Hg affect the oxyhemoglobin dissociation curve and hemoglobin's ability to transport oxygen to peripheral tissues?

What is the normal P50?

Which type of hypoxia is also called stagnant hypoxia?

What is the normal hemoglobin value for adult females?

How much oxygen can dissolve in a plasma at body temperature?

The Anatomy and Physiology of the Respitory System

Ventilation

Pulmonary Function Measurements

The Diffusion of Pulmonary Gases

The Anatomy and Physiology of the Circulatory System

Acid-Base Balance and Regulation

Ventilation-Perfusion Relationships

Control of Ventilation

Fetal Development and the Cardiopulmonary System

Aging and the Cardiopulmonary System

Electrophysiology of the Heart

The Standard 12-Ecg Lead System

Ecg Interpretation

Hemodynamic Measurements

Renal Failure and Its Effects on the Cardiopulmonary System

Sleep Physiology and Its Relationship to the Cardiopulmonary System

Exercise and Its Effects on the Cardiopulmonary System

High Altitude and Its Effects on the Cardiopulmonary System

High Pressure Environments and Their Effects on the Cardiopulmonary System

Filters

The effect of PaO₂ and pH on the oxyhemoglobin curve is known as what?

What effect would hyperthermia and shivering have on VO₂ and the O₂ER?

Using the normal values for DO₂ and VO₂ for a healthy adult, how long would it take to deplete the oxygen stores in the body if an adult experienced a complete respiratory arrest?

A patient has a reported SaO₂ of 90%, hemoglobin 15 g%, PaO₂ of 61 mmHg, cardiac output of 6 L/min, and CvO₂ of 14.2 vol%. What would the C(a-v) O₂ equal?

Using the 40-50-60/70-80-90 Rule, what PaO₂ would be predicted if the SpO₂ were 80%?

What would the total oxygen content equal if the hemoglobin was 16g%, SaO₂ was 90% and PaO₂ was 63 mm Hg?

Which type of hypoxia is characterized by a normal PaO₂ with either a low hemoglobin or a reduced oxygen carrying capacity of the hemoglobin?

What is the normal ratio of HCO₃- to H2CO₃ in the plasma of arterial blood?

How would a PO₂ of 80 mm Hg affect the oxyhemoglobin dissociation curve and hemoglobin's ability to transport oxygen to peripheral tissues?

What is the normal P₅₀?