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The Respiratory System

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