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Chapter 12: RS
Respiratory System Vocabulary Terms
Question | Answer |
---|---|
Adenoids: | Lymphatic tissue in the nasopharynx |
Alveolus: | Air sac in the lung |
Apex of the lung: | Tip of uppermost portion of the lung |
Base of the lung: | Lower portion of the lung |
Bronchioles: | Smallest branches of the bronchi |
Carbon Dioxide: | Gas produced by body cells when oxygen and food combine; exhaled through the lungs |
Cilia: | Thin hairs attached to the mucous membrane epithelium lining the respiratory tract |
Diaphram: | Muscle spearating the chest and abdomen |
Epiglottis: | Lid-like piece of cartilage that covers the larync, preventing food from entering the larynx and trachea during swallowing |
Glottis: | Slit-like opening to the larynx |
Hilum: | midline region where the bronchi, blood vessels, and nerves enter and exit the lungs |
Inspiration: | Breathing in |
Larynx: | Voice box |
Lobe: | Division of a lung |
Mediastinum: | Region between the lungs in the chest cavity |
Nares: | Openings through the nose carrying air into the nasal cavities |
Oxygen: | Gas that passes into the bloodstream at the lungs and travels to all body cells |
Palatine Tonsil: | One of a pair of almond-shape masses of lymphatic tissue in the oropharynx |
Paranasal Sinus: | One of the air cavities in the bones near the nose |
Parietal Pleura: | Outer fold of pleura lying closer to the ribs and chest wall |
Pharynx: | Throat; including the nasopharynx, oropharynx, and laryngopharynx |
Pleura: | Double-folded membrane surroudning each lung |
Pleural Cavity: | Space between the folds of the pleura |
Pulmonary Parenchyma: | Essential parts of the lung, responsible for respirtation; bronchioles and alveoli |
Respiration: | Process of moving air into and out of the lungs; breathing |
Trachea: | Windpipe |
Visceral Pleura: | Inner fold of pleura lying closer to the lung tissue |