Question 1

PO? in the blood

Accepted Answer

A)   refers to the pressure exerted by the amount of oxygen dissolved in the blood.
B)   is the most important factor determining the percent saturation of hemoglobin.
C)   is normal in carbon monoxide poisoning.
D)   two of these answers.
E)   all of these answers.F) C) and E)
G) B) and E)

Question 2

MATCHING
Indicate which lung volume or capacity is being described in the column below by filling in the appropriate letter in the blank. There is only one correct answer for each question and each answer may be used more than once.
-respiratory rate X tidal volume

Accepted Answer

A)  vital capacity
B)  respiratory rate
C)  FEV1
D)  tidal volume
E)  residual volumeF) total lung capacityG) functional residual capacityH) alveolar ventilationI) pulmonary ventilationJ) inspiratory reserve volumeK) expiratory reserve volumeL) inspiratory capacityM) anatomic dead space volumeN) E) and I)
O) D) and E)

Question 3

Describe how hemoglobin's saturation is related to oxygen delivery to tissue.

Accepted Answer

Hemoglobin acts as a storage site for ox...

Question 4

Emphysema can be brought on by recurrent episodes of asthma and/or chronic bronchitis.

Accepted Answer

A) True 
 B)False

Question 5

Which of the following would decrease diffusion of a gas across the alveolar/pulmonary capillary membrane?

Accepted Answer

A)   an increase in thickness of the membrane
B)   an increase in surface area of the membrane
C)   an increase in the partial pressure gradient
D)   two of these answers.
E)   all of these answers.F) A) and B)
G) A) and C)

Question 6

The receptors that are stimulated when blood PO? drops below 60 mm Hg are located in the

Accepted Answer

A)   respiratory center of the brain.
B)   carotid and aortic bodies.
C)   tissue capillaries.
D)   two of these answers are correct.
E)   all of these answers.F) A) and D)
G) A) and C)

Question 7

The maximum volume of air that can be moved in and out of the lungs in a single breath is known as the ____________________.

Accepted Answer

The answer of The maximum volume of air that can...

Question 8

Stimulation of the sympathetic nervous system and epinephrine release lead to an increase in airway resistance.

Accepted Answer

A) True 
 B)False

Question 9

Indicate which type of hypoxia would be present in each of the circumstances listed below by writing the appropriate letter in the blank using the following answer code.
-COPD

Accepted Answer

A)  anemic hypoxia
B)  circulatory hypoxia
C)  histotoxic hypoxia
D)  hypoxic hypoxiaE) B) and C)
F) B) and D)

Question 10

Which factor would reduce the alveolar ventilation rate the most?

Accepted Answer

A)   increased alveolar dead space.
B)   decreased alveolar dead space.
C)   increased respiratory rate.
D)   increased tidal volume.
E)   quiet breathing.F) C) and D)
G) A) and D)

Question 11

The brain region that provides output to the respiratory muscles is located in the

Accepted Answer

A)   pons.
B)   medulla.
C)   cerebral cortex.
D)   cerebellum.
E)   hypothalamus.F) A) and B)
G) A) and C)

Question 12

All respiratory airways are held open by cartilaginous rings.

Accepted Answer

A) True 
 B)False

Question 13

MATCHING
Indicate which lung volume or capacity is being described in the column below by filling in the appropriate letter in the blank. There is only one correct answer for each question and each answer may be used more than once.
-volume of air that can be expired during the first second of expiration in a vital-capacity determination

Accepted Answer

A)  vital capacity
B)  respiratory rate
C)  FEV1
D)  tidal volume
E)  residual volumeF) total lung capacityG) functional residual capacityH) alveolar ventilationI) pulmonary ventilationJ) inspiratory reserve volumeK) expiratory reserve volumeL) inspiratory capacityM) anatomic dead space volumeN) B) and E)
O) B) and M)

Question 14

Systemic venous PO2 is ____ alveolar PO2 , and systemic venous PCO2  is ____ alveolar PCO2 .

Accepted Answer

A)   greater than, greater than.
B)   greater than, less than.
C)   less than, greater than.
D)   less than, less than.
E)   equal to, equal to.F) B) and C)
G) B) and E)

Question 15

MATCHING
Indicate which lung volume or capacity is being described in the column below by filling in the appropriate letter in the blank. There is only one correct answer for each question and each answer may be used more than once.
-respiratory rate X (tidal volume - dead space volume)

Accepted Answer

A)  vital capacity
B)  respiratory rate
C)  FEV1
D)  tidal volume
E)  residual volumeF) total lung capacityG) functional residual capacityH) alveolar ventilationI) pulmonary ventilationJ) inspiratory reserve volumeK) expiratory reserve volumeL) inspiratory capacityM) anatomic dead space volumeN) E) and J)
O) I) and J)

Question 16

Indicate which type of hypoxia would be present in each of the circumstances listed below by writing the appropriate letter in the blank using the following answer code.
-cyanide poisoning

Accepted Answer

A)  anemic hypoxia
B)  circulatory hypoxia
C)  histotoxic hypoxia
D)  hypoxic hypoxiaE) None of the above
F) C) and D)

Question 17

Pulmonary surfactant is secreted by Type II alveolar cells.

Accepted Answer

A) True 
 B)False

Question 18

A highly compliant lung is easier to stretch than a less compliant one.

Accepted Answer

A) True 
 B)False

Question 19

Indicate the effect the following changes would have on oxygen release from Hb.
-elevated levels of carbon dioxide

Accepted Answer

A)  this change would increase the rate
B)  this change would decrease the rate
C)  this change would have no effect on the rateD) None of the above
E) B) and C)

Question 20

If the pulmonary ventilation rate is 3200 ml/minute with a tidal volume of 400, the respiratory rate is ____ breaths per minute.

Accepted Answer

A)   6
B)   8
C)   14
D)   16
E)   20F) A) and B)
G) None of the above

Exam 12: The Respiratory System

MATCHING Indicate which lung volume or capacity is being described in the column below by filling in the appropriate letter in the blank. There is only one correct answer for each question and each answer may be used more than once. -respiratory rate X (tidal volume - dead space volume)

Correct Answer
verified

Which of the following would decrease diffusion of a gas across the alveolar/pulmonary capillary membrane?

Correct Answer
verified

Describe how hemoglobin's saturation is related to oxygen delivery to tissue.

Correct Answer
verified
Hemoglobin acts as a storage site for ox...
View Answer

Pulmonary surfactant is secreted by Type II alveolar cells.

Correct Answer
verified

The maximum volume of air that can be moved in and out of the lungs in a single breath is known as the ____________________.

Correct Answer
verified

The brain region that provides output to the respiratory muscles is located in the

Correct Answer
verified

Correct Answer
verified

Indicate which type of hypoxia would be present in each of the circumstances listed below by writing the appropriate letter in the blank using the following answer code. -cyanide poisoning

Correct Answer
verified

PO? in the blood

Correct Answer
verified

All respiratory airways are held open by cartilaginous rings.

Correct Answer
verified

Which factor would reduce the alveolar ventilation rate the most?

Correct Answer
verified

Systemic venous PO₂ is alveolar PO₂ , and systemic venous PCO₂ is alveolar PCO₂ .

Correct Answer
verified

MATCHING Indicate which lung volume or capacity is being described in the column below by filling in the appropriate letter in the blank. There is only one correct answer for each question and each answer may be used more than once. -respiratory rate X tidal volume

Correct Answer
verified

The receptors that are stimulated when blood PO? drops below 60 mm Hg are located in the

Correct Answer
verified

If the pulmonary ventilation rate is 3200 ml/minute with a tidal volume of 400, the respiratory rate is ____ breaths per minute.

Correct Answer
verified

Indicate the effect the following changes would have on oxygen release from Hb. -elevated levels of carbon dioxide

Correct Answer
verified

Emphysema can be brought on by recurrent episodes of asthma and/or chronic bronchitis.

Correct Answer
verified

Stimulation of the sympathetic nervous system and epinephrine release lead to an increase in airway resistance.

Correct Answer
verified

A highly compliant lung is easier to stretch than a less compliant one.

Correct Answer
verified

Indicate which type of hypoxia would be present in each of the circumstances listed below by writing the appropriate letter in the blank using the following answer code. -COPD

Correct Answer
verified

Exam 12: The Respiratory System

MATCHING Indicate which lung volume or capacity is being described in the column below by filling in the appropriate letter in the blank. There is only one correct answer for each question and each answer may be used more than once. -respiratory rate X (tidal volume - dead space volume)

Correct AnswerverifiedShow Answer

Which of the following would decrease diffusion of a gas across the alveolar/pulmonary capillary membrane?

Correct AnswerverifiedShow Answer

Describe how hemoglobin's saturation is related to oxygen delivery to tissue.

Correct AnswerverifiedHemoglobin acts as a storage site for ox...View AnswerShow Answer

Pulmonary surfactant is secreted by Type II alveolar cells.

Correct AnswerverifiedShow Answer

The maximum volume of air that can be moved in and out of the lungs in a single breath is known as the ____________________.

Correct AnswerverifiedShow Answer

The brain region that provides output to the respiratory muscles is located in the

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

Indicate which type of hypoxia would be present in each of the circumstances listed below by writing the appropriate letter in the blank using the following answer code. -cyanide poisoning

Correct AnswerverifiedShow Answer

PO? in the blood

Correct AnswerverifiedShow Answer

All respiratory airways are held open by cartilaginous rings.

Correct AnswerverifiedShow Answer

Which factor would reduce the alveolar ventilation rate the most?

Correct AnswerverifiedShow Answer

Systemic venous PO2 is ____ alveolar PO2 , and systemic venous PCO2 is ____ alveolar PCO2 .

Correct AnswerverifiedShow Answer

MATCHING Indicate which lung volume or capacity is being described in the column below by filling in the appropriate letter in the blank. There is only one correct answer for each question and each answer may be used more than once. -respiratory rate X tidal volume

Correct AnswerverifiedShow Answer

The receptors that are stimulated when blood PO? drops below 60 mm Hg are located in the

Correct AnswerverifiedShow Answer

If the pulmonary ventilation rate is 3200 ml/minute with a tidal volume of 400, the respiratory rate is ____ breaths per minute.

Correct AnswerverifiedShow Answer

Indicate the effect the following changes would have on oxygen release from Hb. -elevated levels of carbon dioxide

Correct AnswerverifiedShow Answer

Emphysema can be brought on by recurrent episodes of asthma and/or chronic bronchitis.

Correct AnswerverifiedShow Answer

Stimulation of the sympathetic nervous system and epinephrine release lead to an increase in airway resistance.

Correct AnswerverifiedShow Answer

A highly compliant lung is easier to stretch than a less compliant one.

Correct AnswerverifiedShow Answer

Indicate which type of hypoxia would be present in each of the circumstances listed below by writing the appropriate letter in the blank using the following answer code. -COPD

Correct AnswerverifiedShow Answer

Correct Answer
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Correct Answer
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Correct Answer
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Hemoglobin acts as a storage site for ox...
View Answer

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
verified

Systemic venous PO₂ is alveolar PO₂ , and systemic venous PCO₂ is alveolar PCO₂ .

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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