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Chapter 19 Hole's Human Anatomy & Physiology
th
edition David Shier, Ricki Lewis, Jackie
Butler,2024 Test Bank for Chapter 19
Respiratory System Complete (multiple choice &
true or false)
Respiratory System
Multiple Choice Quiz
Please answer all questions
The exchange of gases between the blood and the cells of the body is called _________________.
A )external respiration
B
)internal respiration
C
)pulmonary ventilation
D
)cellular respiration
Which of these functions cannot be attributed to the mucous membrane that
lines the nasal cavity? A
)warms incoming air
B
)filters particles from incoming air
C
)moistens incoming air
D
)initial gas exchange between air and blood occurs here
3
The ____________ cartilage(s) mark(s) the lowermost portion of the larynx.
A) cricoid
B)
thyroid
C)
epiglottic
D)
corniculate
4
The true vocal cords are those that produce the sounds of the human voice. Where are these
located? A) opposite the cuneiform cartilages
B)
superior to the false vocal cords
C)
inferior to the false vocal cords
D)
within the pharynx
5
Within the bronchial tree, which tubes are small branches that enter the lobules of the lungs? A) terminal bronchioles
B)
alveolar ducts
C)
intralobular bronchioles
D)
lobar bronchi
6
Thin-walled outpouchings of the alveolar ducts of the lungs are the ___________________. A) alveolar ducts
B)
alveolar sacs
C)
alveoli
D)
respiratory bronchioles
11
The maximum amount of air a person can exhale after taking the deepest breath possible is the
_________________. A) total lung capacity
B)
inspiratory reserve volume
C)
vital capacity
D)
expiratory reserve volume
12
The basic rhythm of breathing is controlled by which portion of the brain? A) peripheral chemoreceptors
B)
dorsal respiratory group of the medullary rhythmicity center
C)
ventral respiratory group of the medullary rhythmicity center
D)
pneumotaxic area
13
The respiratory membrane, across which gases diffuse, is very thin and is made up of _______________.
A) alveolar macrophages and the alveolar cell membrane
B)
alveolar cell membrane and its basement membrane
C)
alveolar cell membrane and capillary membrane
D)
alveolar cell membrane, capillary membrane, and fused basement membranes
14
Whether oxygen diffuses from the alveoli into the blood or not is dependent upon
_______________. A) the partial pressure of oxygen in the lungs and in the blood
B)
the partial pressure of oxygen in the lungs only
C)
the partial pressure of oxygen and carbon dioxide in the blood
D)the partial pressure of all gases in the atmosphere and blood
15
Within the blood, oxygen is primarily transported __________________ while the bulk of carbon dioxide is transported _________________.
A) in association with hemoglobin; as carbon dioxide, dissolved in the plasma
B)
as deoxyhemoglobin; as carbaminohemoglobin
C)
as oxyhemoglobin; as bicarbonate ions
D)
dissolved in the plasma; as carbaminohemoglobin
16
What is the first structure in this respiratory sequence?
A) lungs
B)
trachea
C)
larynx
D)
pharynx
17
Which structures play the greatest role in warming and humidifying air? A) ethmoid sinus
B)
soft palate
C)
conchae
D)
frontal sinus
18
The area directly superior to the soft palate is the _____. A) larynx
B)
nasopharynx
C)
oral cavity
D)
oropharynx
23
What is the Adam's apple directly part of? A) thyroid cartilage
B)
tracheal rings
C)
cricoid cartilage
D)
epiglottis
24
Which part of the respiratory tree has the greatest relative percentage of smooth muscle fibers?
A) trachea
B)
alveoli
C)
bronchi
D)
bronchioles
25
The only structures that allow gas diffusion across them are the _____.
A) bronchioles
B)
alveoli
C)
alveolar ducts
D)
bronchi
26
Which principle normally prevents the alveoli from collapsing during expiration?
A) the thickness of the alveolar membranes
B)
the amount of cartilage within bronchi
C)
pressure within the thoracic cavity
D)
secretion of surfactant
27 The space between the two lungs is called the _____. A) pleural cavity
B)
thoracic space
C)
mediastinum
D)
pericardial cavity
28 What are the most powerful stimuli for breathing?
A) high pH; high CO
B)
low pH; low CO
C)
low pH; high CO
D)
high ph: low CO
True/False Quiz
Please answer all questions
1
When swallowing, the soft palate would have to move downward in order to prevent food from
entering the lungs. A) True
B)
False
2
The smooth muscle within the vocal cords allows them to change their tension for vocalization.
A) True
B)
False
3
The trachea contains rings of cartilage that surround the windpipe to keep it rigid.
A)True
B)
False
4
The alveoli exchange gases between the air and the capillaries within them.
A) True
B)
False
5
The diaphragm is a dome-shaped smooth muscle organ innervated by the phrenic nerves.
A) True
B)
False
6
The surface tension associated with the lungs can either cause the lungs to expand or collapse. A) True
B)
False
7
Respiratory distress syndrome in an infant results from an inability to breathe because of excess surfactant production in the alveoli by type I cells.
A) True
B)
False
8
During inspiration the diaphragm moves upward while thorax expands and moves outward. A) True
B)
False
9
When the diaphragm contracts the pressure within the thoracic cavity decreases. A) True
B)
False
10
The compliance of the lung increases as the lungs expand.
A) True
B)
False
11
The anatomical dead space represents the air that is trapped in the alveoli and is around 150cc.
A) True
B)
False
12
The alveolar dead space is a volume of air that cannot cross the alveoli because of a disease process.
A) True
B)
False
13
Bronchogenic carcinoma is a lung cancer that has spread or metastasized from some outside
organ. A) True
B)
False
14
The alveolar ventilation rate is usually less than the minute respiratory volume.
A) True
B)
False
15
There are chemoreceptors in the aortic and carotid bodies which are very sensitive to
fluctuations in the levels of blood oxygen.
21 The PO2 in the pulmonary veins is less than the PO2 in the alveolar air. A) True
B)
False
22 Retrolental fibroplasia develops in an infant who does not have sufficient blood oxygen. A) TRUE
B)
FALSE
23 ARDS is a condition of lung collapse or atelectasis in a newborn.
A) True
B)
False
24 At high altitudes it is difficult to breathe because the air has a lower percent of oxygen.
A) True
B)
False
25 Oxygen dissociates faster from hemoglobin during exercise. A) True
B)
False
26 Carbon dioxide and oxygen compete for binding sites with the hemoglobin. A) True
B)
False
Multiple Choice Quiz
Please answer all questions
1 The utilization of oxygen by metabolic processes is correctly referred to as _____. A) respiration
B)
ventilation
C)
external respiration
D)
cell respiration
2 Which of the following is part of the upper respiratory tract? A) lungs
B)
trachea
C)
bronchi
D)
pharynx
3 The internal nares will open into the _____. A) trachea
B)
nasal pharynx
C)
oral pharynx
D)
nasal cavity
4 The olfactory nerves pass through openings in the _____. A) vomer
B)
cribriform plate
C)
superior conchae
D)nasal septum
9 Where are the palatine tonsils located?
A) oral pharynx
B)
nasal pharynx
C)
laryngeal pharynx
D)
nasal cavity proper
10
The epiglottis is part of the _____ and covers the glottis.
A) trachea
B)
oral pharynx
C)
larynx
D)
laryngeal pharynx
11
The true vocal cords move because they are attached to the ______ cartilage.
A) thyroid
B)
cricoid
C)
corniculate
D)
arytenoid
12
C-shaped pieces of cartilage are found within the _____.
A) trachea
B)
bronchioles
C)
larynx
D)
pharynx
13
The carina separates the _____ from each other. A) lungs
B)
secondary bronchi
C)
primary bronchi
D)
trachea and bronchi
14
There are _____ secondary bronchi? A) 2
B)
C)
D)
15
The bronchioles enter the _____ of the lungs. A) carina
B)
hilus
C)
lobules
D)
alveoli
16
The functional gas exchanging units are termed _____. A) lobules
B)
lobar areas
C)
alveoli
D)
bronchioles
A)
carina
B)
apex
C)
lobule
D)
hilus
22
The pleural cavity is the space between the lung and _____. A) visceral pleural
B)
thoracic wall
C)
parietal pleura
D)
mediastinum
23
The main function of the pleural membranes is to _____. A) maintain pressure
B)
increase thoracic pressure
C)
remove foreign particles
D)
reduce friction
24
Atmospheric pressure is around _____ mmHg. A) 760
B)
C)
D)
25
The movement of air within the respiratory system is correctly referred to as _____.
A) breathing
B)
inhalation
C)
exhalation
D)
ventilation
26
What prevents the alveoli from collapsing during exhalation? A) surface tension
B)
cartilage
C)
phospholipids
D)
pressure
27
The main force causing the exhalation of air is the _____. A) contraction of diaphragm
B)
elastic recoil
C)
diaphragm relaxation
D)
intercostal muscles
28
During inspiration the intra-alveolar pressure reaches _____. A) 760 mmHg
B)
758 mmHg
C)
763 mmHg
D)
730 mmHg
29
A pneumothorax occurs when the thoracic pleural pressure reaches around _____ mmHg. A) 780
B)
