Question 1

The superior and middle nasal conchae are bony projections from the

Accepted Answer

A)   vomer.
B)   ethmoid bone.
C)   sphenoid bone.
D)   maxillary bone.E) B) and C)
F) A) and C)

Question 2

Figure 22.3
Use the diagram above to answer the following questions.
-Identify the letter that indicates the cartilage that has a laryngeal prominence that is also known as the "Adam's apple."

Accepted Answer

A)   A
B)   B
C)   C
D)   D
E)   EF) A) and B)
G) A) and C)

Question 3

Sympathetic stimulation of terminal bronchioles causes

Accepted Answer

A)   bronchoconstriction.
B)   a decrease in blood supply to the bronchioles.
C)   bronchodilation.
D)   secretion of less surfactant.E) A) and C)
F) None of the above

Question 4

The lobes of a lung are easy to recognize and distinguish from one another because

Accepted Answer

A)   they all have slightly different colors.
B)   they are separated by fissures.
C)   each is supplied by a primary bronchus, and the primary bronchi are easy to find.
D)   carbon from the air accumulates between and outlines the lobes in most people (even if they breathe almost-unpolluted air) .E) All of the above
F) B) and D)

Question 5

Explain the difference in muscles used for active inspiration and expiration.

Accepted Answer

Active inspiration involves the diaphrag...

Question 6

Figure 22.2
Use the diagram above to answer the following questions.
-Identify the letter that indicates the soft wall of the trachea allows the esophagus to expand anteriorly.

Accepted Answer

A)   A
B)   B
C)   C
D)   D
E)   EF) None of the above
G) C) and E)

Question 7

Figure 22.3
Use the diagram above to answer the following questions.
-Identify the letter that indicates the vocal fold, or true vocal cord.

Accepted Answer

A)   A
B)   B
C)   C
D)   D
E)   EF) All of the above
G) A) and B)

Question 8

________ fluid helps keep the lungs expanded against the thoracic walls.

Accepted Answer

The answer of ________ fluid helps keep the lungs expanded...

Question 9

Figure 22.2
Use the diagram above to answer the following questions.
-Identify the letter that indicates a muscular tube that propels swallowed food to the stomach.

Accepted Answer

A)   A
B)   B
C)   C
D)   D
E)   EF) B) and E)
G) A) and B)

Question 10

When the diaphragm contracts, the size of the thoracic cavity ________, the pressure inside the thoracic cavity ________, and air flows ________ the lungs.

Accepted Answer

A)   decreases; rises; into
B)   increases; drops; into
C)   decreases; drops; out of
D)   increases; drops; out ofE) B) and C)
F) A) and D)

Question 11

The left lung

Accepted Answer

A)   has three lobes.
B)   is supplied entirely by a secondary bronchus.
C)   receives oxygenated blood from the heart via the left pulmonary artery.
D)   has a cardiac notch.E) A) and C)
F) A) and B)

Question 12

Embryologically, the nasal cavity develops from

Accepted Answer

A)   invagination of the ectoderm of the olfactory placode.
B)   the nasopharynx.
C)   a cranial extension of the mouth.
D)   the early precursor of the paranasal sinuses.E) A) and D)
F) None of the above

Question 13

The left lung has both a horizontal fissure and oblique fissure.

Accepted Answer

A) True 
 B)False

Question 14

An aortic aneurysm that presses on the left recurrent laryngeal nerve could lead to

Accepted Answer

A)   paralysis of the diaphragm.
B)   hoarse speech.
C)   complete loss of speech.
D)   inability of the carotid sinus to monitor blood gases.E) B) and D)
F) C) and D)

Question 15

Which muscle is used for both quiet inspiration and forced expiration?

Accepted Answer

A)   external intercostals
B)   internal intercostals
C)   latissimus dorsi
D)   scalenesE) A) and D)
F) A) and B)

Question 16

The number of secondary, or lobar, bronchi is a distinguishing characteristic of the right and left lungs.

Accepted Answer

A) True 
 B)False

Question 17

Lung cancer occurs slightly more frequently in the right lung than in the left lung (about 53% versus 47% of the time) . The most logical explanation for this is that

Accepted Answer

A)   the tissue of the right lung is more susceptible to carcinogens.
B)   the right nostril is closed more often than the left one, so it blocks the exhalation of cigarette smoke and causes smoke to back up into the right lung.
C)   most people are right-handed, so everything affects the right side of the body more intensely.
D)   the right primary bronchus is wider than the left one (and the right lung is larger than the left lung) , so the right lung receives slightly more carcinogenic cigarette smoke with each puff.E) All of the above
F) A) and D)

Question 18

In a runner who is breathing heavily during a race, the rima glottidis is

Accepted Answer

A)   half closed.
B)   half open.
C)   open as far as possible.
D)   all the way closed.E) A) and B)
F) A) and C)

Question 19

Figure 22.2
Use the diagram above to answer the following questions.
-Identify the letter that indicates the trachealis muscle.

Accepted Answer

A)   A
B)   B
C)   C
D)   D
E)   EF) A) and E)
G) None of the above

Question 20

Figure 22.3
Use the diagram above to answer the following questions.
-Identify the letter that indicates the vestibular fold, or False vocal cord.

Accepted Answer

A)   A
B)   B
C)   C
D)   D
E)   EF) B) and C)
G) A) and C)

Exam 22: The Respiratory System

The lobes of a lung are easy to recognize and distinguish from one another because

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When the diaphragm contracts, the size of the thoracic cavity ________, the pressure inside the thoracic cavity ________, and air flows ________ the lungs.

Correct AnswerverifiedShow Answer

Figure 22.2 Use the diagram above to answer the following questions. -Identify the letter that indicates a muscular tube that propels swallowed food to the stomach.

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The superior and middle nasal conchae are bony projections from the

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The left lung

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Explain the difference in muscles used for active inspiration and expiration.

Correct AnswerverifiedActive inspiration involves the diaphrag...View AnswerShow Answer

Figure 22.3 Use the diagram above to answer the following questions. -Identify the letter that indicates the cartilage that has a laryngeal prominence that is also known as the "Adam's apple."

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Figure 22.3 Use the diagram above to answer the following questions. -Identify the letter that indicates the vestibular fold, or False vocal cord.

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The number of secondary, or lobar, bronchi is a distinguishing characteristic of the right and left lungs.

Correct AnswerverifiedShow Answer

An aortic aneurysm that presses on the left recurrent laryngeal nerve could lead to

Correct AnswerverifiedShow Answer

The left lung has both a horizontal fissure and oblique fissure.

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Figure 22.2 Use the diagram above to answer the following questions. -Identify the letter that indicates the soft wall of the trachea allows the esophagus to expand anteriorly.

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Figure 22.2 Use the diagram above to answer the following questions. -Identify the letter that indicates the trachealis muscle.

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Embryologically, the nasal cavity develops from

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Figure 22.3 Use the diagram above to answer the following questions. -Identify the letter that indicates the vocal fold, or true vocal cord.

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In a runner who is breathing heavily during a race, the rima glottidis is

Correct AnswerverifiedShow Answer

Sympathetic stimulation of terminal bronchioles causes

Correct AnswerverifiedShow Answer

________ fluid helps keep the lungs expanded against the thoracic walls.

Correct AnswerverifiedShow Answer

Lung cancer occurs slightly more frequently in the right lung than in the left lung (about 53% versus 47% of the time) . The most logical explanation for this is that

Correct AnswerverifiedShow Answer

Which muscle is used for both quiet inspiration and forced expiration?

Correct AnswerverifiedShow Answer

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When the diaphragm contracts, the size of the thoracic cavity , the pressure inside the thoracic cavity , and air flows the lungs.

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Active inspiration involves the diaphrag...
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