Question 1

At body temperature and a PaO2 of 500 mmHg, how much oxygen can dissolve in the plasma?

Accepted Answer

A)  1.5 vol% 
B)  0.015 vol% 
C)  15 vol% 
D)  0.15 vol% 
A)  1.5 vol% 
B)  0.015 vol% 
C)  15 vol% 
D)  0.15 vol%

Question 2

What is it called when CO bonds with hemoglobin?

Accepted Answer

A)  carboxyhemoglobin 
B)  oxyhemoglobin 
C)  reduced hemoglobin 
D)  carbaminohemoglobin 
A)  carboxyhemoglobin 
B)  oxyhemoglobin 
C)  reduced hemoglobin 
D)  carbaminohemoglobin

Question 3

Which of the following are ways carbon dioxide is transported in the plasma?
I. Dissolved
II. Bicarbonate
III. Carbamino-Hb

Accepted Answer

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

Question 4

Which of the following shunts compose true shunts?

Accepted Answer

A)  anatomic and relative 
B)  anatomic and dead space 
C)  capillary and relative 
D)  anatomic and capillary 
A)  anatomic and relative 
B)  anatomic and dead space 
C)  capillary and relative 
D)  anatomic and capillary

Question 5

Which of the following are ways carbon dioxide is transported in the RBC?
I. Dissolved
II. Bicarbonate
III. Carbamino-Hb

Accepted Answer

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

Question 6

What is the function of carbonic anhydrase in the RBC?

Accepted Answer

A)  enhances the amount of CO2 that dissolves in the RBC 
B)  catalyzes the hydrolysis of dissolved CO2 
C)  prevents oxygen from binding with hemoglobin 
D)  binds to form carbamino compounds 
A)  enhances the amount of CO2 that dissolves in the RBC 
B)  catalyzes the hydrolysis of dissolved CO2 
C)  prevents oxygen from binding with hemoglobin 
D)  binds to form carbamino compounds

Question 7

What is the term for HbO2?

Accepted Answer

A)  carboxyhemoglobin 
B)  oxyhemoglobin 
C)  reduced hemoglobin 
D)  carbaminohemoglobin 
A)  carboxyhemoglobin 
B)  oxyhemoglobin 
C)  reduced hemoglobin 
D)  carbaminohemoglobin

Question 8

In the lungs, what substances does carbonic acid primarily dissociate into for removal?

Accepted Answer

A)  CO2 and H20 
B)  lactic acid 
C)  carbamino Hb 
D)  HCO3- and H+ 
A)  CO2 and H20 
B)  lactic acid 
C)  carbamino Hb 
D)  HCO3- and H+

Question 9

Which vessels contribute to normal physiologic shunts?
I. bronchial vein
II. thebesian veins
III. pulmonary capillaries that perfuse underventilated alveoli

Accepted Answer

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

Question 10

How many alpha and beta chains are present in a HbA molecule?

Accepted Answer

A)  141 alpha and 146 beta chains 
B)  2 alpha and 2 beta chains 
C)  146 alpha and 141 beta chains 
D)  1 alpha and 1 beta chain 
A)  141 alpha and 146 beta chains 
B)  2 alpha and 2 beta chains 
C)  146 alpha and 141 beta chains 
D)  1 alpha and 1 beta chain

Question 11

What is the normal hemoglobin value for adult males?

Accepted Answer

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

Question 12

Which clinical anomaly is described as a bluish gray to purple discoloration resulting from increased levels of reduced hemoglobin?

Accepted Answer

A)  cyanosis 
B)  mottling 
C)  jaundice 
D)  vitiligo 
A)  cyanosis 
B)  mottling 
C)  jaundice 
D)  vitiligo

Question 13

Which type of hemoglobin contains 2 alpha and 2 gamma chains?

Accepted Answer

A)  HbF 
B)  HbM 
C)  HbS 
D)  HbO 
A)  HbF 
B)  HbM 
C)  HbS 
D)  HbO

Question 14

In a healthy lung, how large is the normal anatomic shunt?

Accepted Answer

A)  6% of cardiac output 
B)  less than 1% of cardiac output 
C)  3% of cardiac output 
D)  9% of cardiac output 
A)  6% of cardiac output 
B)  less than 1% of cardiac output 
C)  3% of cardiac output 
D)  9% of cardiac output

At body temperature and a PaO₂ of 500 mmHg, how much oxygen can dissolve in the plasma?

What is it called when CO bonds with hemoglobin?

Which of the following are ways carbon dioxide is transported in the plasma? I. Dissolved II. Bicarbonate III. Carbamino-Hb

Which of the following shunts compose true shunts?

Which of the following are ways carbon dioxide is transported in the RBC? I. Dissolved II. Bicarbonate III. Carbamino-Hb

What is the function of carbonic anhydrase in the RBC?

What is the term for HbO₂?

In the lungs, what substances does carbonic acid primarily dissociate into for removal?

Which vessels contribute to normal physiologic shunts? I. bronchial vein II. thebesian veins III. pulmonary capillaries that perfuse underventilated alveoli

How many alpha and beta chains are present in a HbA molecule?

What is the normal hemoglobin value for adult males?

Which clinical anomaly is described as a bluish gray to purple discoloration resulting from increased levels of reduced hemoglobin?

Which type of hemoglobin contains 2 alpha and 2 gamma chains?

In a healthy lung, how large is the normal anatomic shunt?

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

At body temperature and a PaO2 of 500 mmHg, how much oxygen can dissolve in the plasma?

What is it called when CO bonds with hemoglobin?

Which of the following are ways carbon dioxide is transported in the plasma? I. Dissolved II. Bicarbonate III. Carbamino-Hb

Which of the following shunts compose true shunts?

Which of the following are ways carbon dioxide is transported in the RBC? I. Dissolved II. Bicarbonate III. Carbamino-Hb

What is the function of carbonic anhydrase in the RBC?

What is the term for HbO2?

In the lungs, what substances does carbonic acid primarily dissociate into for removal?

Which vessels contribute to normal physiologic shunts? I. bronchial vein II. thebesian veins III. pulmonary capillaries that perfuse underventilated alveoli

How many alpha and beta chains are present in a HbA molecule?

What is the normal hemoglobin value for adult males?

Which clinical anomaly is described as a bluish gray to purple discoloration resulting from increased levels of reduced hemoglobin?

Which type of hemoglobin contains 2 alpha and 2 gamma chains?

In a healthy lung, how large is the normal anatomic shunt?

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

At body temperature and a PaO₂ of 500 mmHg, how much oxygen can dissolve in the plasma?

What is the term for HbO₂?