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The Respiratory System

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Across
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A maneuver that consists of taking a deep breath, holding it by closing the glottis and contracting the abdominal muscles to increase the abdominal pressure
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Separates the nasal cavity from the oral cavity
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A large pulmonary air passage with supportive cartilage
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Function is to sweep the mucus and foreign particles upward toward the throat, away from the lungs
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The ability of the lungs to expand when pressure changes
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Stiff guard hairs that prevent insects and large airborne particles from entering
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Blood pH greater than 7.45
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Spoon-shaped flap that seals the laryngeal opening during swallowing
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Hemoglobin bound with oxygen
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Shortness of breath
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A microscopic air sac of the lung
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Pulmonary air passage that is usually 1 mm or less in diameter and lacks cartilage
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Voice box
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A serous membrane that lines the thoracic wall and adheres to the lungs
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Consists collectively of the vocal cords and the opening between them
Down
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Windpipe
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Blood pH below 7.35
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Pulmonary ventilation
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The principal muscle of pulmonary ventilation
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A slit on the mediastinal surface through which each lung receives bronchi, blood vessels, nerves, and lymphatics
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A partition that divides the thoracic cavity
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Measurement of pulmonary function
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Oxygen deficiency in the blood and tissues
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Throat
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Nostrils