Biology 2060 - Anatomy and Physiology II » Summer 2021 » Respiratory System Quiz
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Question #1
The amount of air remaining in the lungs after a maximal expiration (volume that cannot be voluntarily exhaled) is the _____________.
A.
residual volume
B.
tidal volume
C.
inspiratory capacity
Question #2
Which is not part of the respiratory membrane?
A.
Plasma membrane of Type I cell
B.
Plasma membrane of Type II cell
C.
Capillary endothelium
D.
Fused basement membrane
Question #3
What is expiratory reserve volume?
A.
amount of air of excess of tidal volume that can exhaled with maximum effort
B.
amount of air remaining in the lungs after a normal tidal expiration
C.
amount of air in excess of tidal volume that can inhaled with maximum effort.
Question #4
An increase in CO2 levels leads to a(n) _________ in H+ (hydrogen ion) levels
A.
decrease
B.
increase
Question #5
The total amount of exchangeable air in the lungs is __________.
A.
functional residual capacity
B.
vital capacity
C.
inspiratory reserve volume
Question #6
How do you calculate vital capacity?
A.
residual volume + vital capacity
B.
inspiratory reserve volume + tidal volume + expiratory reserve volume
C.
tidal volume + inspiratory reserve volume
Question #7
What type of tissue lines the trachea?
A.
Cuboidal epithelium
B.
Simple squamous epithelium
C.
Stratified squamous keratinized epithelium
D.
Stratified squamous nonkeratinized epithelium
E.
Pseudostratified ciliated columnar epithelium
Question #8
The most common cell making up the alveolar wall is the
A.
septal cell.
B.
dust cell.
C.
alveolar macrophage.
D.
alveolar type II cell.
E.
alveolar type I cell.
Question #9
The region of the nasal cavity immediately internal to the nostrils is the ________; it contains coarse guard hairs.
A.
nasopharynx
B.
olfactory region
C.
vestibule
D.
choanae
E.
respiratory region
Question #10
How do you calculate total lung capacity?
A.
At most one of the adults has high blood pressure.
B.
inspiratory reserve volume + tidal volume + expiratory reserve volume
C.
residual volume + expiratory reserve volume
D.
residual volume + vital capacity
Question #11
Tracheal cartilages provide for ________ on the ________ aspect of the trachea.
A.
flexibility; posterior
B.
flexibility; anterior
C.
rigidity; anterior
D.
rigidity; posterior
Question #12
What is the average tidal volume of a normal healthy adult?
A.
5,000 mL
B.
500 mL
C.
50 mL
Question #13
Which region(s) of the pharynx is lined by pseudostratified ciliated columnar epithelium?
A.
Nasopharynx
B.
Oropharynx, nasopharynx, and laryngopharynx
C.
Oropharynx
D.
Laryngopharynx
E.
Oropharynx and nasopharynx
Question #14
Food is normally prevented from entering the nasopharynx by the
A.
constriction of the esophagus.
B.
elevation of the epiglottis.
C.
depression of the hard palate.
D.
closure of the nasal conchae.
E.
elevation of the soft palate.
Question #15
Terminal bronchioles of the lower respiratory system are lined with
A.
stratified columnar epithelium.
B.
keratinized stratified squamous epithelium.
C.
pseudostratified ciliated columnar epithelium.
D.
nonkeratinized stratified squamous.
E.
simple cuboidal epithelium.
Question #16
How do you calculate minute ventilation rate (or alveolar ventilation rate)?
A.
tidal volume x breaths per minute
B.
end diastolic volume - end systolic volume
C.
cardiac output x (arterial oxygen content - venous oxygen content)
Question #17
A decrease in CO2 levels leads to a(n) ____________ in H+ (hydrogen ion) concentration.
A.
decrease
B.
increase
Question #18
What is the maximum amount of air that the lungs can contain?
A.
residual volume
B.
total lung capacity
C.
tidal volume
Question #19
What is minute ventilation rate (or alveolar ventilation rate)?
A.
number of breaths per minute
B.
amount of ATP used by alveoli
C.
amount of air inhaled per minute
Question #20
Which is not part of the conducting portion of the respiratory system?
A.
Trachea
B.
Nasal cavity
C.
Larynx
D.
Alveoli
E.
Bronchi
Question #21
If a patient has abnormally high CO2 levels, this is called __________.
A.
hyperemia
B.
hypercapnia
C.
alkalosis
Question #22
A decrease in H+ (hydrogen ion) concentration leads to a(n) _______ in pH.
A.
increase
B.
decrease
Question #23
Breathing more slowly and shallowly (hypoventilation), and or the cessation of breathing (apnea), leads to a(n) ___________ in CO2 levels.
A.
increase
B.
decrease
Question #24
The male voice tends to be in a lower range than a female's voice because men have
A.
wider arytenoid cartilages.
B.
more taut vestibular folds.
C.
longer and thicker vocal folds.
D.
shorter and fatter vestibular ligaments.
E.
more air to push through the rima glottidis.
Question #25
An increase in H+ (hydrogen ion) concentration results in a(n) __________.
A.
decrease in pH
B.
increase in pH
C.
imbalance that cannot be identified
Question #26
Breathing more deeply and rapidly (hyperventilation) __________ CO2 levels.
A.
increases
B.
decreases
Question #27
Mucin ________ the viscosity of mucus, facilitating the ________ of dust and dirt particles.
A.
increases; diluting
B.
decreases; flushing
C.
increases; trapping
D.
decreases; exocytosis
Question #28
Hypoventilation can lead to ____________.
A.
respiratory alkalosis
B.
metabolic alkalosis
C.
respiratory acidosis
Question #29
Foreign particles
A.
are more likely to lodge in the left primary bronchus.
B.
lodge equally often in each of the two primary bronchi.
C.
are more likely to lodge in the right primary bronchus.
Question #30
The terms "upper respiratory system" and "lower respiratory system" are ________ categorizations of the respiratory system.
A.
functional
B.
outdated
C.
structural
Question #31
What is the amount of air in excess of tidal volume that be inhaled with maximum effort?
A.
functional residual capacity
B.
inspiratory reserve volume
C.
vital capacity
Question #32
What is tidal volume?
A.
amount of air inhaled and exhaled in one cycle of quiet breathing
B.
amount of air remaining in the lungs after a maximum expiration
C.
maximum amount of air the lungs can contain
Question #33
Exposure to irritants causes mucus production to
A.
decrease
B.
increase
Question #34
What connects the pharynx to the trachea?
A.
Bronchi
B.
Esophagus
C.
Alveolar ducts
D.
Larynx
E.
Nasal cavity
Question #35
If a person were breathing normally, and then started breathing into and out of a paper bag, what would happen if they did this for a prolonged period of time?
A.
CO2 levels would decrease, but H+ levels would increase.
B.
CO2 & H+ levels would decrease.
C.
CO2 & H+ levels would increase.
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