Question 1

Congestive heart failure results in which of the following?

Accepted Answer

A)  hypoxemic hypoxia
B)  ischemic hypoxia
C)  anemic hypoxia
D)  histotoxic hypoxia
E)  idiopathic hypoxiaF) A) and B)
G) None of the above

Question 2

Which of the following would lead to anemic hypoxia?

Accepted Answer

A)  sickle-cell disease
B)  emphysema
C)  squamous-cell carcinoma
D)  asthma
E)  atelectasisF) A) and E)
G) B) and D)

Question 3

Blood banks dispose of blood that has low levels of bisphosphoglycerate.What would be the probable reason for doing so?

Accepted Answer

A)  A low BPG level causes acidosis of blood.
B)  Erythrocytes low in BPG do not unload CO₂ very well.
C)  Erythrocytes low in BPG do not unload O₂ very well.
D)  Erythrocytes low in BPG do not load O₂ very well.
E)  A decline in BPG level is accompanied by a decline in hemoglobin level.F) C) and D)
G) All of the above

Question 4

The addition of CO₂ to the blood generates ions in the RBCs, which in turn stimulates RBCs to unload more oxygen.

Accepted Answer

A)  sodium
B)  potassium
C)  nitrogen
D)  hydrogen
E)  chlorideF) A) and B)
G) A) and C)

Question 5

Gas transport is the process of carrying gases from the alveoli to the systemic tissues and vice
versa.

Accepted Answer

A) True 
 B)False

Question 6

Crude sounds are formed into intelligible speech by all of the following except

Accepted Answer

A)  the pharynx.
B)  the epiglottis.
C)  the oral cavity.
D)  the tongue.
E)  the lips.F) D) and E)
G) A) and B)

Question 7

Which has the highest concentration in the air we breathe?

Accepted Answer

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

Question 8

Nitrogen bubbles can form in the blood and other tissues when a scuba diver ascends too rapidly, producing a syndrome called

Accepted Answer

A)  decompression sickness.
B)  hyperbaric disease.
C)  cerebral embolism.
D)  pulmonary barotrauma.
E)  pulmonary edema.F) C) and E)
G) C) and D)

Question 9

The most numerous cells in the lungs are called

Accepted Answer

A)  mucosal cells.
B)  type I alveolar cells.
C)  type II alveolar cells.
D)  dust cells.
E)  vibrissae.F) All of the above
G) B) and E)

Question 10

Respiratory arrest is an irreversible condition.

Accepted Answer

A) True 
 B)False

Question 11

The maximum amount of air the lungs can contain is known as inspiratory capacity.

Accepted Answer

A) True 
 B)False

Question 12

Tom is in respiratory arrest due to an electrical shock.Why does a Good Samaritan have up to 4 or 5 minutes to begin CPR and save Tom's life?

Accepted Answer

A)  reserve oxygen in Tom's lungs
B)  a venous reserve of oxygen in Tom's blood
C)  the ambient PO₂ can support life that long
D)  the Haldane effect lasts up to 5 minutes
E)  Tom's hypoxic drive will keep him alive for up to 5 minutesF) A) and B)
G) A) and C)

Exam 22: The Respiratory System

Respiratory arrest is an irreversible condition.

Correct Answer
verified

Congestive heart failure results in which of the following?

Correct Answer
verified

The most numerous cells in the lungs are called

Correct Answer
verified

Which of the following would lead to anemic hypoxia?

Correct Answer
verified

Nitrogen bubbles can form in the blood and other tissues when a scuba diver ascends too rapidly, producing a syndrome called

Correct Answer
verified

Which has the highest concentration in the air we breathe?

Correct Answer
verified

Crude sounds are formed into intelligible speech by all of the following except

Correct Answer
verified

The addition of CO₂ to the blood generates ions in the RBCs, which in turn stimulates RBCs to unload more oxygen.

Correct Answer
verified

Gas transport is the process of carrying gases from the alveoli to the systemic tissues and vice versa.

Correct Answer
verified

The maximum amount of air the lungs can contain is known as inspiratory capacity.

Correct Answer
verified

Blood banks dispose of blood that has low levels of bisphosphoglycerate.What would be the probable reason for doing so?

Correct Answer
verified

Tom is in respiratory arrest due to an electrical shock.Why does a Good Samaritan have up to 4 or 5 minutes to begin CPR and save Tom's life?

Correct Answer
verified

Exam 22: The Respiratory System

Respiratory arrest is an irreversible condition.

Correct AnswerverifiedShow Answer

Congestive heart failure results in which of the following?

Correct AnswerverifiedShow Answer

The most numerous cells in the lungs are called

Correct AnswerverifiedShow Answer

Which of the following would lead to anemic hypoxia?

Correct AnswerverifiedShow Answer

Nitrogen bubbles can form in the blood and other tissues when a scuba diver ascends too rapidly, producing a syndrome called

Correct AnswerverifiedShow Answer

Which has the highest concentration in the air we breathe?

Correct AnswerverifiedShow Answer

Crude sounds are formed into intelligible speech by all of the following except

Correct AnswerverifiedShow Answer

The addition of CO₂ to the blood generates ions in the RBCs, which in turn stimulates RBCs to unload more oxygen.

Correct AnswerverifiedShow Answer

Gas transport is the process of carrying gases from the alveoli to the systemic tissues and vice versa.

Correct AnswerverifiedShow Answer

The maximum amount of air the lungs can contain is known as inspiratory capacity.

Correct AnswerverifiedShow Answer

Blood banks dispose of blood that has low levels of bisphosphoglycerate.What would be the probable reason for doing so?

Correct AnswerverifiedShow Answer

Tom is in respiratory arrest due to an electrical shock.Why does a Good Samaritan have up to 4 or 5 minutes to begin CPR and save Tom's life?

Correct AnswerverifiedShow Answer

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