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AP MOD. I-Resp.
The Respiratory System
| Term | Definition |
|---|---|
| pulmonary ventilation | (breathing)-moving air into and out of the lungs |
| external respiration | exchange of gases between air in the lungs and in the blood |
| internal respiration | exchange of gases between blood and cells of the body |
| cellular respiration | actual use of oxygen by cells |
| inspiration | (inhalation)-moves air into the lungs |
| expiration | (exhalation)-moves air out of the lungs |
| eupnea | normal respiratory rate |
| dyspnea | labored or difficult breathing, often associated with hypoventilation |
| orthopnea | dyspnea that is releived by moving into an upright or sitting position |
| apnea | breathing thta stops completely for a brief period of time |
| Cheyne-Stokes respiration | (CSR)-cycles of alternating apnea and hperventilation |
| respiratory arrest | failure to resume breathing after a period of apnea |
| bronchitis | acute inflammation of the bronchi |
| pneumonia | acute inflammation of the lungs |
| tuberculosis | (TB)-chronic bacillus infection, highly contageous |
| chronic obstructive pulmonary disease | (COPD)-conditions of progressive irreversible obstruction of expiratory air flow |
| emphysema | abnormal condition of trapped air in alveoili that causes them to rupture |
| asthma | recurring spasms of the airways |
| lung cancer | mailignant tumor of the lung |