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| Lymphatic tissue in the nasopharynx; pharyngeal tonsils |
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| Tip or uppermost portion of the lung; Apical means pertaining to the apex |
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| Lower portion of the lung; Basilar means pertaining to the base |
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| Smallest branches of the bronchi. Terminal bronchioles lead to the alveolar ducts |
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| Branch of the windpipe (trachea) that is a passageway into the lung; bronchial tube |
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| Gas produced by body cells when oxygen and food combine; exhaled through the lungs |
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| Thin hairs attached to the mucous membrane epithelium lining the respiratory tract. They clear bacteria and foreign substances from the lung. Cigarette smoke impairs their function |
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| Muslce separating the chest and abdomen. It contracts and relaxes to make breathing possible |
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| Lid-like piece of cartilage that covers the larynx, preventing food from entering the larynx and trachea during swallowing |
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| Breathing out (exhalation) |
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| Slit-like opening in the larynx |
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| Midline region where the bronchi, blood vessels, and nerves enter and exit the lungs. Hilar means pertaining to the hilum |
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| Breathing in (inhalation) |
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| Voice box; containing the vocal cords |
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| Region between the lungs in the chest cavity. Contains the trachea, heart, aorta, esophagus, and bronchial tubes |
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| Openings through the nose carrying air into the nasal cavities |
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| Gas that passes into the bloodstream at the lungs and travels to all body cells |
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| One of a pair of almond-shaped masses of lymphatic tissue in the oropharynx |
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| One of the air cavities in the bones near the nose |
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| Outer fold of the pleura lying closer to the ribs and chest wall |
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| Throat; including the nasopharynx, oropharynx, and laryngopharynx |
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| Double fold membrane surrounding each lung |
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| Space between the fold of the pleura |
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| Essential parts of the lung, responsible for respiration; bronchioles and alveoli |
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| Process of moving air into and out of the lungs; breathing |
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| Inner fold of the pleura lying closer to the lung tissue |
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| Bronchiole, small bronchus |
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| Listening to sounds within the body |
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| Tapping on a surface to determine the difference in the density of the underlying structure |
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| Scratchy sound produced by the motion of inflamed or irritated pleural surfaces rubbing against each other; also called a friction rub |
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| Fine crackling sound heard on auscultation (during inspiration) when there is fluid in the alveoli |
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| Loud rumbling sound heard on auscultation of bronchi obstructed by sputum |
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| Material expelled from the chest by coughing or clearing the throat |
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| Strained, high-pitched, relatively loud sound made on inspiration; associated with obstruction of the larynx or trachea |
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| Continuous high pitched whistling sound heard when air is forced through a narrow space during inspiration or expiration |
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