Question 1

Breathing 100% oxygen will increase the total oxygen content of whole blood by 5 times.

Accepted Answer

A) True 
 B)False  False

Question 2

The pharynx is a common passageway for the respiratory and digestive systems.

Accepted Answer

A) True 
 B)False  True

Question 3

Normal venous PCO2 is

Accepted Answer

A) 40 mm Hg. 
B) 46 mm Hg. 
C) 100 mm Hg. 
D) 105 mm Hg. 
A) 40 mm Hg. 
B) 46 mm Hg. 
C) 100 mm Hg. 
D) 105 mm Hg. B

Question 4

The formation of oxyhemoglobin from deoxyhemoglobin at the lungs is called an unloading reaction.

Accepted Answer

A) True 
 B)False

Question 5

__________ is characterized by high red blood cell counts.

Accepted Answer

A) Anemia 
B) Polycythemia 
C) Uremia 
D) Leukemia 
A) Anemia 
B) Polycythemia 
C) Uremia 
D) Leukemia

Question 6

If PO2 and hemoglobin content of blood is normal,how much oxygen is the blood carrying?

Accepted Answer

A) 0.3 mL O2/ 100 mL blood 
B) 10 mL O2/ 100 mL blood 
C) 20 mL O2/ 100 mL blood 
D) 35 mL O2/ 100 mL blood 
A) 0.3 mL O2/ 100 mL blood 
B) 10 mL O2/ 100 mL blood 
C) 20 mL O2/ 100 mL blood 
D) 35 mL O2/ 100 mL blood

Question 7

What instrument is used to measure the percent oxyhemoglobin saturation of the blood?

Accepted Answer

A) sphygmomanometer 
B) spirometer 
C) pulse oximeter 
D) stethoscope 
A) sphygmomanometer 
B) spirometer 
C) pulse oximeter 
D) stethoscope

Question 8

Arterial blood pH is indirectly proportional to the partial carbon dioxide pressure of arterial blood.

Accepted Answer

A) True 
 B)False

Question 9

Normal alveolar PO2 is

Accepted Answer

A) 40 mm Hg. 
B) 46 mm Hg. 
C) 100 mm Hg. 
D) 105 mm Hg. 
A) 40 mm Hg. 
B) 46 mm Hg. 
C) 100 mm Hg. 
D) 105 mm Hg.

Question 10

The volume of gas inspired or expired in a quiet respiration cycle is the

Accepted Answer

A) tidal volume. 
B) vital capacity. 
C) inspiratory reserve volume. 
D) residual volume. 
A) tidal volume. 
B) vital capacity. 
C) inspiratory reserve volume. 
D) residual volume.

Question 11

The conducting zone contains all of the following EXCEPT

Accepted Answer

A) the primary bronchi. 
B) the larynx. 
C) the terminal bronchioles. 
D) the respiratory bronchioles. 
A) the primary bronchi. 
B) the larynx. 
C) the terminal bronchioles. 
D) the respiratory bronchioles.

Question 12

Breathing 100% oxygen will

Accepted Answer

A) significantly increase the oxygen delivery to tissues. 
B) increase the amount of oxygen in red blood cells. 
C) significantly increase the total oxygen content of whole blood. 
D) not change the amount of oxygen dissolved in the plasma. 
A) significantly increase the oxygen delivery to tissues. 
B) increase the amount of oxygen in red blood cells. 
C) significantly increase the total oxygen content of whole blood. 
D) not change the amount of oxygen dissolved in the plasma.

Question 13

Hyperventilation is stimulated by

Accepted Answer

A) increased activity of the apneustic center. 
B) decreased contraction of the scalenes. 
C) hypercapnia 
D) hypoxemia. 
A) increased activity of the apneustic center. 
B) decreased contraction of the scalenes. 
C) hypercapnia 
D) hypoxemia.

Question 14

Vital capacity is reduced in pulmonary restrictive disorders.

Accepted Answer

A) True 
 B)False

Question 15

The dorsal respiratory group in the medulla oblongata is involved with

Accepted Answer

A) inspiration. 
B) expiration. 
C) breathing rhythm. 
D) both inspiration and expiration. 
A) inspiration. 
B) expiration. 
C) breathing rhythm. 
D) both inspiration and expiration.

Question 16

Where does the reverse chloride shift occur?

Accepted Answer

A) tissue capillaries 
B) pulmonary capillaries 
C) arterioles 
D) venules 
A) tissue capillaries 
B) pulmonary capillaries 
C) arterioles 
D) venules

Question 17

Who's law states that the amount of gas dissolved in a liquid is directly proportional to the partial pressure of the gas?

Accepted Answer

A) Charles law 
B) Boyle's law 
C) Henry's law 
D) Laplace's law 
A) Charles law 
B) Boyle's law 
C) Henry's law 
D) Laplace's law

Question 18

Sympathetic agonists could be utilized to treat asthma.

Accepted Answer

A) True 
 B)False

Question 19

Inhibiting carbonic anhydrase in erythrocytes would cause a decrease in the pH of arterial blood.

Accepted Answer

A) True 
 B)False

Question 20

A tracheotomy is the insertion of a tube into the trachea.

Accepted Answer

A) True 
 B)False

Breathing 100% oxygen will increase the total oxygen content of whole blood by 5 times.

The pharynx is a common passageway for the respiratory and digestive systems.

Normal venous P_CO2 is

The formation of oxyhemoglobin from deoxyhemoglobin at the lungs is called an unloading reaction.

__________ is characterized by high red blood cell counts.

If P_O2 and hemoglobin content of blood is normal,how much oxygen is the blood carrying?

What instrument is used to measure the percent oxyhemoglobin saturation of the blood?

Arterial blood pH is indirectly proportional to the partial carbon dioxide pressure of arterial blood.

Normal alveolar P_O2 is

The volume of gas inspired or expired in a quiet respiration cycle is the

The conducting zone contains all of the following EXCEPT

Breathing 100% oxygen will

Hyperventilation is stimulated by

Vital capacity is reduced in pulmonary restrictive disorders.

The dorsal respiratory group in the medulla oblongata is involved with

Where does the reverse chloride shift occur?

Who's law states that the amount of gas dissolved in a liquid is directly proportional to the partial pressure of the gas?

Sympathetic agonists could be utilized to treat asthma.

Inhibiting carbonic anhydrase in erythrocytes would cause a decrease in the pH of arterial blood.

A tracheotomy is the insertion of a tube into the trachea.

The Study of Body Function

Chemical Composition of the Body

Cell Structure and Genetic Control

Enzymes and Energy

Cell Respiration and Metabolism

Interactions Between Cells and the Extracellular Environment

The Nervous System: Neurons and Synapses

The Central Nervous System

The Autonomic Nervous System

Sensory Physiology

Endocrine Glands: Secretion and Action of Hormones

Muscle: Mechanisms of Contraction and Neural Control

Blood,Heart and Circulation

Cardiac Output,Blood Flow,and Blood Pressure

The Immune System

Physiology of the Kidneys

The Digestive System

Regulation and Metabolism

Reproduction

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Exam 16: Respiratory Physiology

Breathing 100% oxygen will increase the total oxygen content of whole blood by 5 times.

The pharynx is a common passageway for the respiratory and digestive systems.

Normal venous PCO2 is

The formation of oxyhemoglobin from deoxyhemoglobin at the lungs is called an unloading reaction.

__________ is characterized by high red blood cell counts.

If PO2 and hemoglobin content of blood is normal,how much oxygen is the blood carrying?

What instrument is used to measure the percent oxyhemoglobin saturation of the blood?

Arterial blood pH is indirectly proportional to the partial carbon dioxide pressure of arterial blood.

Normal alveolar PO2 is

The volume of gas inspired or expired in a quiet respiration cycle is the

The conducting zone contains all of the following EXCEPT

Breathing 100% oxygen will

Hyperventilation is stimulated by

Vital capacity is reduced in pulmonary restrictive disorders.

The dorsal respiratory group in the medulla oblongata is involved with

Where does the reverse chloride shift occur?

Who's law states that the amount of gas dissolved in a liquid is directly proportional to the partial pressure of the gas?

Sympathetic agonists could be utilized to treat asthma.

Inhibiting carbonic anhydrase in erythrocytes would cause a decrease in the pH of arterial blood.

A tracheotomy is the insertion of a tube into the trachea.

The Study of Body Function

Chemical Composition of the Body

Cell Structure and Genetic Control

Enzymes and Energy

Cell Respiration and Metabolism

Interactions Between Cells and the Extracellular Environment

The Nervous System: Neurons and Synapses

The Central Nervous System

The Autonomic Nervous System

Sensory Physiology

Endocrine Glands: Secretion and Action of Hormones

Muscle: Mechanisms of Contraction and Neural Control

Blood,Heart and Circulation

Cardiac Output,Blood Flow,and Blood Pressure

The Immune System

Physiology of the Kidneys

The Digestive System

Regulation and Metabolism

Reproduction

Filters

Normal venous P_CO2 is

If P_O2 and hemoglobin content of blood is normal,how much oxygen is the blood carrying?

Normal alveolar P_O2 is