Question 1

List the volumes of air associated with each of the following lung capacities.
inspiratory reserve volume
expiratory reserve volume
tidal volume
residual volume
vital capacity
total lung capacity

Accepted Answer

The average volumes are as follows:
insp...

Question 2

When you breathe into a paper bag after hyperventilating, you are decreasing the amount of carbon dioxide in the blood.

Accepted Answer

A) True 
 B)False

Question 3

Explain the nervous system's control of the respiratory system.

Accepted Answer

The rhythm of ventilation is controlled ...

Question 4

Which respiratory structure is used to produce sound?

Accepted Answer

A)   larynx
B)   nose
C)   pharynx
D)   glottis
E)   esophagusF) D) and E)
G) A) and E) A

Question 5

How does the respiratory center control the diaphragm?

Accepted Answer

A)   via the blood carbon dioxide level
B)   via the blood pH
C)   via the intercostal nerves
D)   via the phrenic nerve
E)   via the vagus nerveF) B) and D)
G) A) and D)

Question 6

Which of the following is not a part of inspiration?

Accepted Answer

A)   The pressure in the lungs increases.
B)   The rib cage moves up and out.
C)   The intercostal muscles pull the ribs outward.
D)   The diaphragm contracts and moves down.
E)   Air rushes into the lungs.F) B) and D)
G) A) and E)

Question 7

The pharynx contains the vocal cords.

Accepted Answer

A) True 
 B)False

Question 8

When the glottis becomes narrower,

Accepted Answer

A)   the pitch of sound goes up.
B)   the pitch of sound goes down.
C)   sound ceases completely.
D)   the volume increases.
E)   the volume decreases.F) B) and E)
G) A) and B)

Question 9

Why is the actual flow of air into the alveoli during inspiration passive?

Accepted Answer

A)   because there is a continuous column of air from the pharynx to the alveoli
B)   because the lungs are surrounded by the thoracic wall
C)   because the alveoli have a very large surface area
D)   because the intercostal muscles are involved
E)   because the diaphragm is involvedF) A) and C)
G) D) and E)

Question 10

Which structure is not part of the inspiration process?

Accepted Answer

A)   lungs
B)   larynx
C)   trachea
D)   bronchioles
E)   All are part of the inspiration process.F) B) and E)
G) A) and E)

Question 11

Which of the following is not part of the upper respiratory tract?

Accepted Answer

A)   bronchi
B)   nasal cavity
C)   epiglottis
D)   pharynx
E)   glottisF) C) and E)
G) A) and B) A

Question 12

What is missing in infant respiratory distress syndrome?

Accepted Answer

A)   bronchioles
B)   pleura
C)   one or more lobes of the lung
D)   alveoli
E)   surfactantF) C) and D)
G) A) and B)

Question 13

Where in the lower respiratory tract would you find goblet cells?

Accepted Answer

A)   bronchial tree
B)   trachea
C)   lungs
D)   esophagus
E)   nasal cavityF) A) and E)
G) A) and D)

Question 14

One of the main symptoms of a sinus infection is hoarseness.

Accepted Answer

A) True 
 B)False

Question 15

What diffuses from the air in the alveoli into the blood?

Accepted Answer

A)   oxygen
B)   carbon dioxide
C)   water
D)   nitrogen
E)   methaneF) A) and B)
G) D) and E)

Question 16

The trachea and upper bronchial tree are similar in that both are held open by cartilaginous rings.

Accepted Answer

A) True 
 B)False

Question 17

During respiration, which structure connects the larynx to the bronchiole tree?

Accepted Answer

A)   trachea
B)   glottis
C)   lungs
D)   alveoli
E)   esophagusF) C) and D)
G) A) and B) A

Question 18

You cannot increase the amount of air you exhale.

Accepted Answer

A) True 
 B)False

Question 19

Which way does the reaction H+ + HCO3-  →\rightarrow→  H2CO3  →\rightarrow→  H2O + CO2 proceed in the lungs?

Accepted Answer

A)   to the right.
B)   to the left.
C)   to the right and then back to the left.
D)   this reaction doesn't proceed in the lungs.
E)   none of these. F) A) and C)
G) All of the above

Question 20

What separates the lungs from the thoracic cavity?

Accepted Answer

A)   pleura
B)   alveoli
C)   cartilaginous rings
D)   bone
E)   skeletal muscleF) None of the above
G) A) and B)

Exam 9: Respiratory System

List the volumes of air associated with each of the following lung capacities. inspiratory reserve volume expiratory reserve volume tidal volume residual volume vital capacity total lung capacity

Correct AnswerverifiedThe average volumes are as follows:insp...View AnswerShow Answer

When you breathe into a paper bag after hyperventilating, you are decreasing the amount of carbon dioxide in the blood.

Correct AnswerverifiedShow Answer

Explain the nervous system's control of the respiratory system.

Correct AnswerverifiedThe rhythm of ventilation is controlled ...View AnswerShow Answer

Which respiratory structure is used to produce sound?

Correct AnswerverifiedA

How does the respiratory center control the diaphragm?

Correct AnswerverifiedShow Answer

Which of the following is not a part of inspiration?

Correct AnswerverifiedShow Answer

The pharynx contains the vocal cords.

Correct AnswerverifiedShow Answer

When the glottis becomes narrower,

Correct AnswerverifiedShow Answer

Why is the actual flow of air into the alveoli during inspiration passive?

Correct AnswerverifiedShow Answer

Which structure is not part of the inspiration process?

Correct AnswerverifiedShow Answer

Which of the following is not part of the upper respiratory tract?

Correct AnswerverifiedA

What is missing in infant respiratory distress syndrome?

Correct AnswerverifiedShow Answer

Where in the lower respiratory tract would you find goblet cells?

Correct AnswerverifiedShow Answer

One of the main symptoms of a sinus infection is hoarseness.

Correct AnswerverifiedShow Answer

What diffuses from the air in the alveoli into the blood?

Correct AnswerverifiedShow Answer

The trachea and upper bronchial tree are similar in that both are held open by cartilaginous rings.

Correct AnswerverifiedShow Answer

During respiration, which structure connects the larynx to the bronchiole tree?

Correct AnswerverifiedA

You cannot increase the amount of air you exhale.

Correct AnswerverifiedShow Answer

Which way does the reaction H+ + HCO3- →\rightarrow→ H2CO3 →\rightarrow→ H2O + CO2 proceed in the lungs?

Correct AnswerverifiedShow Answer

What separates the lungs from the thoracic cavity?

Correct AnswerverifiedShow Answer

Correct Answer
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The average volumes are as follows:
insp...
View Answer

Correct Answer
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Correct Answer
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The rhythm of ventilation is controlled ...
View Answer

Correct Answer
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A

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A

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A

Correct Answer
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Which way does the reaction H⁺ + HCO₃^- $\rightarrow$ H₂CO₃ $\rightarrow$ H₂O + CO₂ proceed in the lungs?

Correct Answer
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Correct Answer
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