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Respiratory System
Test Description: AP Unit 10 - goes with respiratory system packet
Instructions: Answer all questions to get your test result.
1) The breathing process is called
A
pulmonary ventilation
B
respiration
C
cellular respiration
D
systemic ventilation
2) The two primary gases involved in the respiratory process are
A
carbon dioxide and nitrogen
B
oxygen and nitrogen
C
all of the above
D
oxygen and carbon dioxide
3) The movement of gases into the blood from the lungs occurs by
A
net diffusion
B
osmosis
C
metabolism
D
cellular respiration
4) The diffusion of gases between blood and interstitial fluid across the endothelial cells of capillary walls is called
A
cellular respiration
B
external respiration
C
pulmonary ventilation
D
internal respiration
5) The diffusion of gases between the blood and alveolar air across the respiratory membrane is called
A
internal respiration
B
external respiration
C
systemic ventilation
D
cellular respiration
6) The patrol force of the alveolar epithelium involved with phagocytosis is composed primarily of alveolar
A
plasma cells
B
cytotoxic cells
C
macrophages
D
NK cells
7) Large airborne particles are filtered by the
A
nasal hairs in the vestibule of the nose
B
soft palate
C
external olfactory meatuses
D
nasal sinuses
8) Creating turbulence in the air to trap small particles in the mucus is the function of the
A
nasal sinuses
B
nasal conchae
C
soft palate
D
nasal hairs
9) Air entering the body is filtered, warmed, and humidified by the
A
upper respiratory tract
B
lower respiratory tract
C
alveoli
D
lungs
10) The respiratory system consists of structures that
A
permit vocalization and production of other sounds
B
provide defense from pathogenic invasion
C
all of the above
D
provide olfactory sensations to the CNS
11) The ligaments in the larynx that are relatively inelastic and help prevent foreign objects from entering the glottis are the
A
cricoid cartilage
B
true vocal cords
C
thyroid cartilage
D
false vocal cords
12) Structures in the trachea that prevent its collapse or overexpansion as pressure changes in the respiratory system are
A
irregular circular bones
B
S-shaped tracheal bones
C
C-shaped tracheal cartilages
D
O-shaped tracheal cartilages
13) The hard palate separates the
A
left and right sides from the nasal cavity
B
nasal cavity and the oral cavity
C
nasal cavity from the larynx
D
external nares from the internal nares
14) The narrow opening through which inhaled air leaves the pharynx and enters the larynx is the
A
corniculate cartilage
B
Adam's apple
C
glottis
D
epiglottis
15) The cartilage that makes up most of the anterior and lateral surface of the larynx is the
A
cricoid cartilage
B
cuneiform cartilage
C
arytenoid cartilage
D
thyroid cartilage
16) The diameter of the trachea is adjusted by contractions of the trachealis muscle, which is under
A
autonomic control
B
the control of the CNS
C
vascular control
D
the control of the somatic nervous system
17) The respiratory membrane consists primarily of
A
ciliated squamous epithelium
B
simple squamous epithelium
C
ciliated pseudostratified columnar epithelium
D
moist cuboidal epithelium
18) A necessary condition for normal gas exchange in the alveoli is
A
an increase in lung volume
B
an increase in pressure in pulmonary circulation
C
for fluid to move into the pulmonary capillaries
D
for the alveoli to remain dry
19) The movement of air into and out of the lungs is primarily dependent on
A
pressure differences between the air in the atmosphere and individual cells
B
pressure differences between the air in the atmosphere and the anatomic dead space
C
all of the above
D
pressure differences between the air in the atmosphere and air in the lungs
20) During inspiration, an increase in the volume of the thoracic activity is accompanied by
A
decreasing lung volume and decreasing intrapulmonary pressure
B
increasing lung volume and decreasing intrapulmonary pressure
C
increasing lung volume and increasing intrapulmonary pressure
D
decreasing lung volume and increasing intrapulmonary pressure
*select an answer for all questions
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