Question 1

Which respiratory structure is used to produce sound?

Accepted Answer

A)  larynx 
B)  nose 
C)  pharynx 
D)  glottis 
E)  esophagus 
A)  larynx 
B)  nose 
C)  pharynx 
D)  glottis 
E)  esophagus A

Question 2

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

Accepted Answer

A)  bronchi 
B)  nasal cavity 
C)  epiglottis 
D)  pharynx 
E)  glottis 
A)  bronchi 
B)  nasal cavity 
C)  epiglottis 
D)  pharynx 
E)  glottis A

Question 3

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

Accepted Answer

A)  trachea 
B)  glottis 
C)  lungs 
D)  alveoli 
E)  esophagus 
A)  trachea 
B)  glottis 
C)  lungs 
D)  alveoli 
E)  esophagus A

Question 4

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

Question 5

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

Accepted Answer

The rhythm of ventilation is controlled

Question 6

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 7

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

Accepted Answer

A) True 
 B)False

Question 8

You cannot increase the amount of air you exhale.

Accepted Answer

A) True 
 B)False

Question 9

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

Question 10

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

Accepted Answer

A)  oxygen 
B)  carbon dioxide 
C)  water 
D)  nitrogen 
E)  methane 
A)  oxygen 
B)  carbon dioxide 
C)  water 
D)  nitrogen 
E)  methane

Question 11

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 12

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. 
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.

Question 13

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. 
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.

Question 14

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 nerve 
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 nerve

Question 15

What separates the lungs from the thoracic cavity?

Accepted Answer

A)  pleura 
B)  alveoli 
C)  cartilaginous rings 
D)  bone 
E)  skeletal muscle 
A)  pleura 
B)  alveoli 
C)  cartilaginous rings 
D)  bone 
E)  skeletal muscle

Question 16

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. 
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.

Question 17

The pharynx contains the vocal cords.

Accepted Answer

A) True 
 B)False

Question 18

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 involved 
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 involved

Question 19

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

Accepted Answer

A)  bronchial tree 
B)  trachea 
C)  lungs 
D)  esophagus 
E)  nasal cavity 
A)  bronchial tree 
B)  trachea 
C)  lungs 
D)  esophagus 
E)  nasal cavity

Question 20

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

Accepted Answer

A) True 
 B)False

Exam 9: Respiratory System

Which respiratory structure is used to produce sound?

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

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

Which structure is not part of the inspiration process?

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

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

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

You cannot increase the amount of air you exhale.

What is missing in infant respiratory distress syndrome?

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

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

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

Which of the following is not a part of inspiration?

How does the respiratory center control the diaphragm?

What separates the lungs from the thoracic cavity?

When the glottis becomes narrower,

The pharynx contains the vocal cords.

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

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

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

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