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Energy of the Body - The Respiratory System

Life Science

Name _____________________________ Date __________ Score _______ Quiz 26A

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Across
1.the two branches of the trachea
3.the opening between the vocal folds
5.carries food to the stomach
7.a thick substance that coats much of the opens into the esophagus and "windpipe"
9.the microscopic sacs in which the exchange of gases takes place in the lungs
11.bands of tissue that vibrate to produce sound
12.the thin, flexible flap that covers the larynx when swallowing
14.The waste product of aerobic cellular respiration is
16.Oxygen enters your blood and carbon dioxide leaves by the process of
21.Trachea is to lungs as esophagus is to
22."voice box"
Down
1.one of the many tiny divisions of the bronchi
2.A lung ____ when the alveoli lose most of their air.
4.__ is the body's most common source of energy.
6.What system provide the new materials needed for matabolism?
8.the total of all the body's process
10.the organ of the respiratory system responsible for the exchanges of gases
13.the muscle responsible for inhaling
15.___ percent of the people who die of lung cancer are smokers.
17.Trachea is to air as esophagus is to
18."windpipe"
19.the chest cavity
20.When your diaphragm contracts, you

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