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10 Cards in this Set
- Front
- Back
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Exchange of gas between an organism and its environment
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Respiration
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Brining oxygen to the cells of the body to sustain life by breathing in.
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Inspiration
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Elimination of waste products by breathing out
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Expiration
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Air filled sacs
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Alveoli
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Force exerted on a surface by air molecules.
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Air Pressure
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Molecules are much closer together and pressure had increased.
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Positive Pressure
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Molecules are farther apart and a pressure is decreased.
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Negative Pressure
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inspiration that requires only one muscle
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Quiet Inspiration
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Inspiration that requires more than one muscle
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Forced Inspiration
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_______ Expands the lungs and draws air into them through the bronchial passageway
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Diaphragmatic contraction
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