Question 1

What is the definition of molecular water?

Accepted Answer

A)  water in the solid form 
B)  water in either gaseous or liquid form 
C)  water in the gaseous form 
D)  water in the gaseous form. 
A)  water in the solid form 
B)  water in either gaseous or liquid form 
C)  water in the gaseous form 
D)  water in the gaseous form.

Question 2

Why is supplemental oxygen indicate when acute alveolar inflammation is superimposed on chronic interstitial lung disease?

Accepted Answer

A)  Diffusion is indirectly related to thickness of the a-c membrane and directly related to the pressure gradient (P1-P2) so diffusion will be enhanced with supplemental O2 
B)  Diffusion is indirectly related to thickness of the a-c membrane and indirectly related to the pressure gradient (P1-P2) so diffusion will be enhanced with supplemental O2 
C)  Diffusion is directly related to thickness of the a-c membrane and indirectly related to the pressure gradient (P1-P2) so diffusion will be enhanced with supplemental O2 
D)  Diffusion is directly related to thickness of the a-c membrane and directly related to the pressure gradient (P1-P2) so diffusion will be enhanced with supplemental O2 
A)  Diffusion is indirectly related to thickness of the a-c membrane and directly related to the pressure gradient (P1-P2) so diffusion will be enhanced with supplemental O2 
B)  Diffusion is indirectly related to thickness of the a-c membrane and indirectly related to the pressure gradient (P1-P2) so diffusion will be enhanced with supplemental O2 
C)  Diffusion is directly related to thickness of the a-c membrane and indirectly related to the pressure gradient (P1-P2) so diffusion will be enhanced with supplemental O2 
D)  Diffusion is directly related to thickness of the a-c membrane and directly related to the pressure gradient (P1-P2) so diffusion will be enhanced with supplemental O2

Question 3

Which law states that the rate of diffusion of a gas through the liquid is directly proportional to the solubility coefficient of the gas and inversely proportional to the square root of the GMW of the gas?

Accepted Answer

A)  Henry's law 
B)  Dalton's law 
C)  Graham's law 
D)  Fick's law 
A)  Henry's law 
B)  Dalton's law 
C)  Graham's law 
D)  Fick's law

Question 4

Which gas law states that the total pressure exerted by a mixture of gases is equal to the sum of the pressures exerted by each gas in the mixture?

Accepted Answer

A)  Boyle's 
B)  Graham's 
C)  Dalton's 
D)  Henry's 
A)  Boyle's 
B)  Graham's 
C)  Dalton's 
D)  Henry's

Question 5

What is absolute humidity of alveolar gas?

Accepted Answer

A)  21 mg/L 
B)  44 mg/L 
C)  47 mg/L 
D)  40 mg/L 
A)  21 mg/L 
B)  44 mg/L 
C)  47 mg/L 
D)  40 mg/L

Question 6

At sea level, what would the PAO2 equal if the PB is 760 mm Hg, the PaCO2 is 40 mm Hg with FIO2 1.0?

Accepted Answer

A)  673 mm Hg 
B)  573 mm Hg 
C)  100 mm Hg 
D)  600 mm Hg 
A)  673 mm Hg 
B)  573 mm Hg 
C)  100 mm Hg 
D)  600 mm Hg

Question 7

What percentage of the atmosphere does carbon dioxide compose?

Accepted Answer

A)  0.003% 
B)  0.03% 
C)  3% 
D)  0.3% 
A)  0.003% 
B)  0.03% 
C)  3% 
D)  0.3%

Question 8

In the ideal alveolar gas equation, what does 1.25 represent?

Accepted Answer

A)  correction factor for variations in respiratory exchange ratio 
B)  correction factor for variations in barometric pressure 
C)  correction factor for variations in water vapor pressure 
D)  correction factor for variations in FIO2 
A)  correction factor for variations in respiratory exchange ratio 
B)  correction factor for variations in barometric pressure 
C)  correction factor for variations in water vapor pressure 
D)  correction factor for variations in FIO2

Question 9

What are the final three layers (7-8-9) that an oxygen molecule must cross when moving from the alveoli into the blood?

Accepted Answer

A)  the liquid lining the intra-alveolar membrane, alveolar epithelial cell, and the basement membrane of the alveolar epithelial cell 
B)  interstitial space, basement membrane of the capillary endothelium, and the intracellular fluid of the erythrocyte 
C)  plasma of the capillary blood, the erythrocyte membrane, and the intracellular fluid in the erythrocyte. 
D)  the interstitial space, basement membrane of the capillary endothelium, and the capillary endothelium 
A)  the liquid lining the intra-alveolar membrane, alveolar epithelial cell, and the basement membrane of the alveolar epithelial cell 
B)  interstitial space, basement membrane of the capillary endothelium, and the intracellular fluid of the erythrocyte 
C)  plasma of the capillary blood, the erythrocyte membrane, and the intracellular fluid in the erythrocyte. 
D)  the interstitial space, basement membrane of the capillary endothelium, and the capillary endothelium

What is the definition of molecular water?

Why is supplemental oxygen indicate when acute alveolar inflammation is superimposed on chronic interstitial lung disease?

Which law states that the rate of diffusion of a gas through the liquid is directly proportional to the solubility coefficient of the gas and inversely proportional to the square root of the GMW of the gas?

Which gas law states that the total pressure exerted by a mixture of gases is equal to the sum of the pressures exerted by each gas in the mixture?

What is absolute humidity of alveolar gas?

At sea level, what would the P_AO₂ equal if the P_B is 760 mm Hg, the PaCO₂ is 40 mm Hg with F_IO₂ 1.0?

What percentage of the atmosphere does carbon dioxide compose?

In the ideal alveolar gas equation, what does 1.25 represent?

What are the final three layers (7-8-9) that an oxygen molecule must cross when moving from the alveoli into the blood?

The Anatomy and Physiology of the Respitory System

Ventilation

Pulmonary Function Measurements

The Anatomy and Physiology of the Circulatory System

Oxygen and Carbon Dioxide Transport

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 4: The Diffusion of Pulmonary Gases

What is the definition of molecular water?

Why is supplemental oxygen indicate when acute alveolar inflammation is superimposed on chronic interstitial lung disease?

Which law states that the rate of diffusion of a gas through the liquid is directly proportional to the solubility coefficient of the gas and inversely proportional to the square root of the GMW of the gas?

Which gas law states that the total pressure exerted by a mixture of gases is equal to the sum of the pressures exerted by each gas in the mixture?

What is absolute humidity of alveolar gas?

At sea level, what would the PAO2 equal if the PB is 760 mm Hg, the PaCO2 is 40 mm Hg with FIO2 1.0?

What percentage of the atmosphere does carbon dioxide compose?

In the ideal alveolar gas equation, what does 1.25 represent?

What are the final three layers (7-8-9) that an oxygen molecule must cross when moving from the alveoli into the blood?

The Anatomy and Physiology of the Respitory System

Ventilation

Pulmonary Function Measurements

The Anatomy and Physiology of the Circulatory System

Oxygen and Carbon Dioxide Transport

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

At sea level, what would the P_AO₂ equal if the P_B is 760 mm Hg, the PaCO₂ is 40 mm Hg with F_IO₂ 1.0?