Multiple Choice
Identify
the letter of the choice that best completes the statement or answers
the question.
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1. |
You
can measure this to compare fitness levels.
a. |
O2 max |
c. |
VO2 max |
b. |
CO2
max |
d. |
breathing
rate |
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2. |
The
volume of gas exchange during a normal inhalation and exhalation is
a. |
vital
capacity |
c. |
expiratory
reserve |
b. |
tidal volume |
d. |
inspiratory reserve |
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3. |
The
maximum volume of gas you can exchange is called your
a. |
vital
capacity |
c. |
expiratory
reserve |
b. |
tidal volume |
d. |
inspiratory reserve |
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4. |
Which
of the following influences your lung capacity?
a. |
gender |
c. |
smoking |
b. |
level
of fitness |
d. |
all
of the above |
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5. |
After
which activity would you expect to have a temporarily lowered breathing
rate?
a. |
holding
your breath |
c. |
smoking |
b. |
hyperventilation |
d. |
breathing in a bag |
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6. |
This
allows the lungs to move freely without friction within the chest cavity:
a. |
mucus
linings |
c. |
diaphragm |
b. |
pleural membranes |
d. |
cartilage rings |
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7. |
Adult
frogs can breathe
a. |
by
expanding their rib cage |
c. |
using
their diaphragm |
b. |
through moist skin |
d. |
all of the above |
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8. |
An
understanding of the respiratory system is essential for
a. |
paramedics |
c. |
scuba
divers |
b. |
endurance athletes |
d. |
all of the above |
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Matching
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Match each term to its brief description.
a. |
mucus |
f. |
corticosteroids |
b. |
coughing |
g. |
carbon monoxide |
c. |
pneumonia |
h. |
cilia |
d. |
influenza |
i. |
foreign substances |
e. |
basal |
j. |
narrowing |
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9. |
A
contagious and serious infectious disease
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10. |
Used
to treat asthma
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11. |
When
inflamed bronchiole tissue produces this in excess, bronchitis occurs
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12. |
Chemicals in cigarette smoke cause these to stop moving
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13. |
These
usually trigger an asthma attack
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14. |
Most
lung cancers begin in these cells
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15. |
When
this happens to bronchioles, breathing is difficult
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16. |
This
reflex helps clear mucus from your airways
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17. |
Infection associated with fluid accumulation in the lungs
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18. |
Can
produce a feeling of drowsiness
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Completion
Complete each sentence
or statement.
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19. |
Humans can survive for only a few minutes without ____________________.
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20. |
Unlike water and food, the two important gases in respiration—____________________
and ____________________—cannot be stored in large quantities.
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21. |
Respiration always involves a large moist ____________________
for gas exchange.
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22. |
In
aquatic animals such as fish and tadpoles, this occurs in structures
called ____________________, while in most land animals, gas exchange
occurs in a set of internal ____________________.
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23. |
Rings
of ____________________ keep the trachea and bronchi from collapsing
when we inhale.
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24. |
____________________cells are responsible for producing mucus within
the respiratory tract.
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25. |
Tiny
branching tubes called ____________________ end in air sacs called ____________________
that are surrounded by a network of capillaries.
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26. |
The
main muscles involved in breathing are the ____________________ located
below the thoracic cavity and the ____________________ muscles located
between the ribs.
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27. |
In
order to inhale, ____________________ inside the lungs is decreased.
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28. |
The
brain controls your rate of breathing by monitoring the concentration
of ____________________ in the blood.
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Short Answer
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29. |
Name
each structure and give a brief description of its function or action.
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a. __________________________________ |
b. __________________________________ |
c. __________________________________ |
d. __________________________________ |
e. __________________________________ |
f. __________________________________ |
g. __________________________________ |
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30. |
Trace
the respiratory pathway by naming each structure or passage oxygen passes
through as it enters the nose, travels to the lungs, and enters the
blood.
__________________________ ® __________________________® __________________________
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__________________________ ® __________________________®
__________________________ ®
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__________________________® __________________________ ®
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