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Respiratory System Crossword

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Across
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A key organ in this system
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The passage from the mouth to the larynx and esophagus
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a complete lack of oxygen
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What is the first section of airway for the body?
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What goes into the lungs?
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Large tube to each lung
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What is oxygen transformed to in the lungs?
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A virus and it might make it difficult to breath
Down
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Where is the respiratory organs located
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What is the area of the throat that contains the vocal cords and produces vocal sounds called
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Windpipe is called
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What is released from the lungs?
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What is breathing done by?
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What are tiny air sacs of the lungs where oxygen and carbon dioxide are exchanged?
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Part of the brain that controls breathing