A collapsed lung refers to: Question 27 options: pneumonia bronchitis altitude sickness asthma emphysema pneumothorax

Explanation of a Collapsed Lung

A collapsed lung, or pneumothorax, occurs when air leaks into the space between the lung and chest wall, causing the lung to collapse partially or completely. This condition can happen spontaneously, following an injury, or as a result of certain medical procedures.

In this context, the options provided include diseases and conditions related to the respiratory system:

1. Pneumonia: Infection leading to inflammation of the lung tissue.
2. Bronchitis: Inflammation of the bronchial tubes typically caused by infection or smoking.
3. Altitude Sickness: A condition caused by reduced air pressure at high elevations.
4. Asthma: A chronic condition characterized by airway inflammation and obstruction.
5. Emphysema: A form of chronic obstructive pulmonary disease (COPD) that involves damage to the lung's alveoli.
6. Pneumothorax: The correct term referring to a collapsed lung due to air in the pleural space.

Final Answer

The correct answer is pneumothorax.