NEET PG DENTAL EXAM

Detailed explanation-1: -If you have COPD, less air flows in and out of your airways because of one or more problems: The airways and air sacs in your lungs become less elastic. The walls between many of the air sacs are destroyed. The walls of the airways become thick and inflamed.

Detailed explanation-2: -Chronic obstructive pulmonary disease (COPD) is a chronic inflammatory lung disease that causes obstructed airflow from the lungs. Symptoms include breathing difficulty, cough, mucus (sputum) production and wheezing.

Detailed explanation-3: -Chronic lower respiratory disease, primarily COPD, was the fourth leading cause of death in the United States in 2018.

Detailed explanation-4: -The main cause of COPD is tobacco smoke, so if you smoke or used to smoke, you are at a higher risk of having COPD. Exposure to air pollution in the home or at work, family history, and respiratory infections like pneumonia also increase your risk.