Question 1

Deoxygenated blood is transported to the pulmonary capillaries of the lungs by the pulmonary veins; oxygenated blood is transported away from the pulmonary capillaries by the pulmonary arteries.

Accepted Answer

A) True 
 B)False

Question 2

Which of the following occurs as air is drawn through the nose?

Accepted Answer

A)   Water is removed, and the air becomes drier.
B)   Carbon dioxide is removed from the air and replaced with oxygen.
C)   Air is mixed with odorants to produce smells.
D)   Harmful allergens and other toxic materials such as cigarette smoke and asbestos are removed.
E)   Air is warmed, filtered, and humidified.

Question 3

The concentration of ________ is monitored by the aortic and carotid bodies.

Accepted Answer

The answer of The concentration of ________ is monitored by...

Question 4

External respiration is the process of

Accepted Answer

A)   transporting gases in the blood stream to target cells
B)   exchanging air in lungs with the surrounding environment
C)   moving gases into or out of the blood stream within lung tissue
D)   gas uptake by target cells
E)   carbon dioxide release by cells into the bloodstream

Question 5

Tobacco smoke contains chemicals that ________ the production of mucus and ________ the activity of cilia in the respiratory system.

Accepted Answer

The answer of Tobacco smoke contains chemicals that ________ the...

Question 6

The figure above shows the components of the respiratory system. Match each labeled structure (A-E) to its description.
-Contraction of this structure causes it to flatten out, increasing lung volume.

Accepted Answer

The answer of  
The figure above shows the components...

Question 7

The structure nicknamed the "Adam's apple" is associated with the ________, part of the respiratory passageway.

Accepted Answer

The answer of The structure nicknamed the "Adam's apple" is...

Question 8

Use the figure below to answer the following question.
 
-The figure above depicts expiration.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following structures is the location of gas exchange between the inhaled air and the blood?

Accepted Answer

A)   trachea
B)   bronchioles
C)   alveoli
D)   bronchi
E)   pleura

Question 10

Air in the airways that does not participate in gas exchange is known as

Accepted Answer

A)   expiratory reserve volume
B)   tidal volume
C)   inspiratory reserve volume
D)   dead space volume
E)   vital capacity

Question 11

All of the following are involved in the regulation of the rate and depth of breathing EXCEPT which one?

Accepted Answer

A)   carotid and aortic bodies
B)   blood levels of CO₂
C)   blood levels of O₂
D)   bronchi, bronchioles, and alveoli
E)   medulla oblongata

Question 12

How does external respiration differ from internal respiration?

Accepted Answer

A)   External respiration is done only by some amphibians, which can exchange gases through their skin.
B)   External respiration refers to gas exchange between inhaled air and blood, whereas internal respiration refers to gas exchange between the blood and tissue fluids.
C)   External respiration involves gills, whereas internal respiration involves lungs.
D)   Internal respiration refers to gas exchange between inhaled air and blood, whereas external respiration refers to gas exchange between the blood and tissue fluids.
E)   External respiration refers to gas exchange, regardless of its location, whereas internal respiration refers to the cellular process that metabolizes glucose and results in the production of ATP.

Question 13

Arrange the following entries in the order in which air contacts them as air is drawn into the body. 
A. trachea 
B. bronchiole 
C. pharynx
D. alveoli 
E. larynx

Accepted Answer

A)   e, c, b, a, d
B)   c, a, e, d, b
C)   b, d, a, c, e
D)   c, a, e, b, d
E)   c, e, a, b, d

Question 14

The respiratory system functions to ________ with the environment.

Accepted Answer

The answer of The respiratory system functions to ________ with...

Question 15

The muscles involved in respiration include the ________ muscles located between the ribs and the ________ located between the thoracic cavity and the abdominal cavity.

Accepted Answer

intercosta...

Question 16

It is impossible to talk while swallowing because the ________ blocks the opening to the lower respiratory tract, routing food to the esophagus instead of the ________.

Accepted Answer

The answer of It is impossible to talk while swallowing...

Question 17

During the cough reflex, the trachea ________ slightly to increase the velocity of air movement.

Accepted Answer

constricts...

Question 18

Longer vocal cords generate higher-pitched tones than longer ones.

Accepted Answer

A) True 
 B)False

Question 19

Carbon dioxide is carried from the tissues to the lungs by a variety of mechanisms. Which of the following lists these mechanisms in order representing the mechanism that carries the most carbon dioxide to the mechanism that carries the smallest amount?

Accepted Answer

A)   bicarbonate-carbaminohemoglobin-dissolved in plasma
B)   bicarbonate-dissolved in plasma-carbaminohemoglobin
C)   dissolved in plasma-bicarbonate-carbaminohemoglobin
D)   carbaminohemoglobin-bicarbonate-dissolved in plasma
E)   carbaminohemoglobin-dissolved in plasma-bicarbonate

Question 20

The concentration of ________ in the blood is monitored indirectly by monitoring the pH of the cerebrospinal fluid.

Accepted Answer

carbon dio...

Exam 10: The Respiratory System: Exchange of Gases

The concentration of ________ is monitored by the aortic and carotid bodies.

Correct AnswerverifiedShow Answer

Carbon dioxide is carried from the tissues to the lungs by a variety of mechanisms. Which of the following lists these mechanisms in order representing the mechanism that carries the most carbon dioxide to the mechanism that carries the smallest amount?

Correct AnswerverifiedShow Answer

Use the figure below to answer the following question. -The figure above depicts expiration.

Correct AnswerverifiedShow Answer

During the cough reflex, the trachea ________ slightly to increase the velocity of air movement.

Correct Answerverifiedconstricts...View AnswerShow Answer

Arrange the following entries in the order in which air contacts them as air is drawn into the body. A. trachea B. bronchiole C. pharynx D. alveoli E. larynx

Correct AnswerverifiedShow Answer

Tobacco smoke contains chemicals that ________ the production of mucus and ________ the activity of cilia in the respiratory system.

Correct AnswerverifiedShow Answer

The figure above shows the components of the respiratory system. Match each labeled structure (A-E) to its description. -Contraction of this structure causes it to flatten out, increasing lung volume.

Correct AnswerverifiedShow Answer

The respiratory system functions to ________ with the environment.

Correct AnswerverifiedShow Answer

It is impossible to talk while swallowing because the ________ blocks the opening to the lower respiratory tract, routing food to the esophagus instead of the ________.

Correct AnswerverifiedShow Answer

External respiration is the process of

Correct AnswerverifiedShow Answer

Longer vocal cords generate higher-pitched tones than longer ones.

Correct AnswerverifiedShow Answer

The structure nicknamed the "Adam's apple" is associated with the ________, part of the respiratory passageway.

Correct AnswerverifiedShow Answer

Which of the following structures is the location of gas exchange between the inhaled air and the blood?

Correct AnswerverifiedShow Answer

The concentration of ________ in the blood is monitored indirectly by monitoring the pH of the cerebrospinal fluid.

Correct Answerverifiedcarbon dio...View AnswerShow Answer

The muscles involved in respiration include the ________ muscles located between the ribs and the ________ located between the thoracic cavity and the abdominal cavity.

Correct Answerverifiedintercosta...View AnswerShow Answer

All of the following are involved in the regulation of the rate and depth of breathing EXCEPT which one?

Correct AnswerverifiedShow Answer

Deoxygenated blood is transported to the pulmonary capillaries of the lungs by the pulmonary veins; oxygenated blood is transported away from the pulmonary capillaries by the pulmonary arteries.

Correct AnswerverifiedShow Answer

How does external respiration differ from internal respiration?

Correct AnswerverifiedShow Answer

Air in the airways that does not participate in gas exchange is known as

Correct AnswerverifiedShow Answer

Which of the following occurs as air is drawn through the nose?

Correct AnswerverifiedShow Answer

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Tobacco smoke contains chemicals that the production of mucus and the activity of cilia in the respiratory system.

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It is impossible to talk while swallowing because the blocks the opening to the lower respiratory tract, routing food to the esophagus instead of the .

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The muscles involved in respiration include the muscles located between the ribs and the located between the thoracic cavity and the abdominal cavity.

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intercosta...
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