Completion
Complete each
statement.
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1
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The movement of air into and out of the lungs is called
____________________.
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2
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After flowing through the nasal cavities, air enters the ____________________,
or throat.
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3
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Dust in air that enters the nose is trapped by a sticky substance called
____________________.
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4
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Carbon dioxide and ____________________ pass from the blood into the
alveoli.
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5
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Alveoli have a large ____________________ that enables them to absorb a large
amount of oxygen.
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6
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The ____________________, or voice box, is located in the top part of the
trachea.
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7
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The dome-shaped muscle that helps move air in and out of the body is the
____________________.
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8
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The ____________________, or windpipe, leads from the pharynx toward the
lungs.
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9
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The process in which energy is released from glucose is called cellular
____________________.
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Short Answer
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Use the diagram to answer each question.
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10
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Identify structure A and explain its function.
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11
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Identify structure E and explain its function.
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12
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Identify structure B. What probably happens to a person if this structure is
damaged or infected?
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13
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Identify structure C and explain its function.
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14
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Identify structure F. How is it related to structure C?
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15
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What is structure D? What are the tiny sacs of tissue that make up most of
structure D? Describe what happens in these structures.
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Essay
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16
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Describe how food is prevented from getting into the lungs.
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17
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Explain the difference between breathing and respiration.
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