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