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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 |