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.
inspiratory capacity
B.
tidal volume
C.
residual volume
Question #2
Which is not part of the respiratory membrane?
A.
Plasma membrane of Type II cell
B.
Fused basement membrane
C.
Plasma membrane of Type I cell
D.
Capillary endothelium
Question #3
What is expiratory reserve volume?
A.
amount of air in excess of tidal volume that can inhaled with maximum effort.
B.
amount of air remaining in the lungs after a normal tidal expiration
C.
amount of air of excess of tidal volume that can exhaled 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.
vital capacity
B.
inspiratory reserve volume
C.
functional residual capacity
Question #6
How do you calculate vital capacity?
A.
residual volume + vital capacity
B.
tidal volume + inspiratory reserve volume
C.
inspiratory reserve volume + tidal volume + expiratory reserve volume
Question #7
What type of tissue lines the trachea?
A.
Stratified squamous keratinized epithelium
B.
Pseudostratified ciliated columnar epithelium
C.
Stratified squamous nonkeratinized epithelium
D.
Simple squamous epithelium
E.
Cuboidal epithelium
Question #8
The most common cell making up the alveolar wall is the
A.
alveolar macrophage.
B.
alveolar type I cell.
C.
alveolar type II cell.
D.
dust cell.
E.
septal 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.
respiratory region
E.
choanae
Question #10
How do you calculate total lung capacity?
A.
residual volume + expiratory reserve volume
B.
At most one of the adults has high blood pressure.
C.
residual volume + vital capacity
D.
inspiratory reserve volume + tidal volume + expiratory reserve volume
Question #11
Tracheal cartilages provide for ________ on the ________ aspect of the trachea.
A.
flexibility; anterior
B.
rigidity; posterior
C.
flexibility; posterior
D.
rigidity; anterior
Question #12
What is the average tidal volume of a normal healthy adult?
A.
5,000 mL
B.
50 mL
C.
500 mL
Question #13
Which region(s) of the pharynx is lined by pseudostratified ciliated columnar epithelium?
A.
Oropharynx and nasopharynx
B.
Laryngopharynx
C.
Oropharynx
D.
Oropharynx, nasopharynx, and laryngopharynx
E.
Nasopharynx
Question #14
Food is normally prevented from entering the nasopharynx by the
A.
closure of the nasal conchae.
B.
constriction of the esophagus.
C.
depression of the hard palate.
D.
elevation of the epiglottis.
E.
elevation of the soft palate.
Question #15
Terminal bronchioles of the lower respiratory system are lined with
A.
nonkeratinized stratified squamous.
B.
pseudostratified ciliated columnar epithelium.
C.
stratified columnar epithelium.
D.
simple cuboidal epithelium.
E.
keratinized stratified squamous epithelium.
Question #16
How do you calculate minute ventilation rate (or alveolar ventilation rate)?
A.
tidal volume x breaths per minute
B.
cardiac output x (arterial oxygen content - venous oxygen content)
C.
end diastolic volume - end systolic volume
Question #17
A decrease in CO2 levels leads to a(n) ____________ in H+ (hydrogen ion) concentration.
A.
increase
B.
decrease
Question #18
What is the maximum amount of air that the lungs can contain?
A.
residual volume
B.
tidal volume
C.
total lung capacity
Question #19
What is minute ventilation rate (or alveolar ventilation rate)?
A.
amount of ATP used by alveoli
B.
amount of air inhaled per minute
C.
number of breaths per minute
Question #20
Which is not part of the conducting portion of the respiratory system?
A.
Bronchi
B.
Alveoli
C.
Nasal cavity
D.
Larynx
E.
Trachea
Question #21
If a patient has abnormally high CO2 levels, this is called __________.
A.
alkalosis
B.
hypercapnia
C.
hyperemia
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.
decrease
B.
increase
Question #24
The male voice tends to be in a lower range than a female's voice because men have
A.
more air to push through the rima glottidis.
B.
wider arytenoid cartilages.
C.
more taut vestibular folds.
D.
longer and thicker vocal folds.
E.
shorter and fatter vestibular ligaments.
Question #25
An increase in H+ (hydrogen ion) concentration results in a(n) __________.
A.
decrease in pH
B.
imbalance that cannot be identified
C.
increase in pH
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.
decreases; flushing
B.
decreases; exocytosis
C.
increases; trapping
D.
increases; diluting
Question #28
Hypoventilation can lead to ____________.
A.
metabolic alkalosis
B.
respiratory alkalosis
C.
respiratory acidosis
Question #29
Foreign particles
A.
lodge equally often in each of the two primary bronchi.
B.
are more likely to lodge in the left primary bronchus.
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.
outdated
B.
functional
C.
structural
Question #31
What is the amount of air in excess of tidal volume that be inhaled with maximum effort?
A.
vital capacity
B.
functional residual capacity
C.
inspiratory reserve volume
Question #32
What is tidal volume?
A.
maximum amount of air the lungs can contain
B.
amount of air inhaled and exhaled in one cycle of quiet breathing
C.
amount of air remaining in the lungs after a maximum expiration
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.
Larynx
C.
Alveolar ducts
D.
Nasal cavity
E.
Esophagus
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 & H+ levels would decrease.
B.
CO2 & H+ levels would increase.
C.
CO2 levels would decrease, but H+ levels would increase.
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