Respiratory System TEST BANK
(multiple choice)
The serous membrane covering the surface of the lungs is called the:
A) pleurisy
B) mediastinum
C) visceral pleura
D) parietal pleura
E) main (primary) bronchi - ANSC
The bluish cast that results from inadequate oxygenation of the skin and mucosa is called:
A) albinism B) xanthosis C) melanosis D) cyanosis E) erythema - ANSD
The lipid molecule critical to lung function that coats the gas-exposed alveolar surfaces is called:
A) renin B) interferon C) lecithin D) kinin E) surfactant - ANSE
Cilia of the trachea that beat continually propel contaminated mucus:
A) toward the glottis to be hiccupped out
B) toward the lungs to be encapsulated
C) toward the nose to be sneezed out
D) toward the epiglottis to be coughed out
E) toward the throat to be swallowed or spat out - ANSE
Which one of the following is NOT a function of the paranasal sinuses:
A) they are olfactory receptors for smell
B) they produce mucus
C) they lighten the skull
D) they act as resonance chambers for speech
E) they help to moisten air - ANSA
The respiratory conducting passageways perform all of the following functions EXCEPT:
A) purify air
B) warm incoming air
C) humidify air
D) exchange gases
E) allow air to reach the lungs - ANSD
Which one of the following is NOT a factor influencing respiratory rate and depth:
A) levels of oxygen and carbon dioxide
B) volition
, C) physical exercise
D) enzymatic factors
E) emotional factors - ANSD
The most important chemical stimuli leading to increased rate and depth of breathing is:
A) decreased carbon dioxide in the blood
B) increased blood pH
C) increased hydrogen ion in the blood
D) increased carbon dioxide in the blood
E) decreased oxygen level in the blood - ANSD
What is the role of mucus in the nasal cavity:
A) trap incoming bacteria and other foreign debris
B) lighten the skull
C) act as a resonance chamber for speech
D) increase the air turbulence in the nasal cavity
E) separate the oral from the nasal cavity - ANSA
Which one of the following terms does not apply to the nose:
A) nasal septum
B) nasal cavity
C) external nares
D) nasopharynx
E) nostrils - ANSD
The gas exchange that occurs between blood and tissue cells at systemic capillaries is called:
A) pulmonary ventilation
B) internal respiration
C) expiration
D) external respiration
E) respiratory gas transport - ANSB
Which one of the following bones does NOT contain paranasal sinuses:
A) ethmoid B) frontal C) maxilla D) mandible E) sphenoid - ANSD
A very deep inspiration that ventilates all alveoli is:
A) crying
B) sneezing
C) hiccupping
D) coughing
E) yawning - ANSE
Which of the following are currently the most damaging and disabling respiratory diseases in
the U.S.:
(multiple choice)
The serous membrane covering the surface of the lungs is called the:
A) pleurisy
B) mediastinum
C) visceral pleura
D) parietal pleura
E) main (primary) bronchi - ANSC
The bluish cast that results from inadequate oxygenation of the skin and mucosa is called:
A) albinism B) xanthosis C) melanosis D) cyanosis E) erythema - ANSD
The lipid molecule critical to lung function that coats the gas-exposed alveolar surfaces is called:
A) renin B) interferon C) lecithin D) kinin E) surfactant - ANSE
Cilia of the trachea that beat continually propel contaminated mucus:
A) toward the glottis to be hiccupped out
B) toward the lungs to be encapsulated
C) toward the nose to be sneezed out
D) toward the epiglottis to be coughed out
E) toward the throat to be swallowed or spat out - ANSE
Which one of the following is NOT a function of the paranasal sinuses:
A) they are olfactory receptors for smell
B) they produce mucus
C) they lighten the skull
D) they act as resonance chambers for speech
E) they help to moisten air - ANSA
The respiratory conducting passageways perform all of the following functions EXCEPT:
A) purify air
B) warm incoming air
C) humidify air
D) exchange gases
E) allow air to reach the lungs - ANSD
Which one of the following is NOT a factor influencing respiratory rate and depth:
A) levels of oxygen and carbon dioxide
B) volition
, C) physical exercise
D) enzymatic factors
E) emotional factors - ANSD
The most important chemical stimuli leading to increased rate and depth of breathing is:
A) decreased carbon dioxide in the blood
B) increased blood pH
C) increased hydrogen ion in the blood
D) increased carbon dioxide in the blood
E) decreased oxygen level in the blood - ANSD
What is the role of mucus in the nasal cavity:
A) trap incoming bacteria and other foreign debris
B) lighten the skull
C) act as a resonance chamber for speech
D) increase the air turbulence in the nasal cavity
E) separate the oral from the nasal cavity - ANSA
Which one of the following terms does not apply to the nose:
A) nasal septum
B) nasal cavity
C) external nares
D) nasopharynx
E) nostrils - ANSD
The gas exchange that occurs between blood and tissue cells at systemic capillaries is called:
A) pulmonary ventilation
B) internal respiration
C) expiration
D) external respiration
E) respiratory gas transport - ANSB
Which one of the following bones does NOT contain paranasal sinuses:
A) ethmoid B) frontal C) maxilla D) mandible E) sphenoid - ANSD
A very deep inspiration that ventilates all alveoli is:
A) crying
B) sneezing
C) hiccupping
D) coughing
E) yawning - ANSE
Which of the following are currently the most damaging and disabling respiratory diseases in
the U.S.:
