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Unit 20
| Term | Definition |
|---|---|
| Alveoli | Tiny, grape-like sacs in the lungs where the exchange of oxygen and carbon dioxide occurs. |
| Asthma | A chronic and episodic inflammatory disease that makes it difficult to breath and causes coughing ad wheezing. |
| Bronchi | Branches of the passages of the respiratory system that lead from the trachea into the lungs. |
| Bronchiectasis | A condition in which the bronchi become permanently dilated (widened) and damaged. |
| Bronchitis | An irritation and inflammation of the lining of the bronchi. |
| chest percussion | Clapping the chest to help lungs drain with the force of gravity. |
| Chronic obstructive pulmonary disease (COPD) | A chronic, progressive, and incurable lung disease that causes difficulty breathing. |
| Emphysema | A chronic, incurable lung disease in which the alveoli in lungs become filled with trapped air; usually results from smoking and chronic bronchitis. |
| Expiration | The process of exhaling air out of the lungs. |
| Hemoptysis | The coughing up of blood from the respiratory tract. |
| Inspiration | The process of breathing air into the lungs. |
| Lung cancer | A type of cancer that begins in the lungs. |
| Lungs | Main organs or respiration responsible for the exchange of oxygen and carbon dioxide. |
| Multidrug-resistant TB (MDR-TB) | A form of tuberculosis that is caused by an organism that is resistant to medication that is used to treat TB. |
| Oxygen therapy | The administration of oxygen to increase the supply of oxygen to the lungs. |
| Pneumonia | Acute inflammation in the lungs tissue caused by a bacterial, viral, or fungal infection or chemical irritants. |
| Respiration | The process of inhaling air into the lungs and exhaling air out of the lungs. |
| Respiratory syncytial virus (RSV) | A common respiratory virus that usually causes mild, cold-like symptoms in adults and children. |
| Sputum | Mucus coughed up from the lungs. |
| Trachea | An air passage that goes from the throat (pharynx) to the bronchi; also called windpipe. |
| Tuberculosis (TB) | A contagious disease caused by a bacterium called Mycobacterium tuberculosis that is transmitted through the air; usually affects the lungs, but other body parts can also be affected, such as the spine, brain, and kidneys. |