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Do Now: review sheet questions 1-3 HW: Castle learning Pneumonia • Infection and inflammation of the lungs caused by bacteria •Alveoli fill with fluids and mucus resulting in coughing and difficulty breathing •Treatment: Antibiotic Asthma Asthma •Caused by allergic reaction •Bronchioles become narrow •Causes wheezing, coughing, and difficulty breathing •Treatment – Inhaler (usually contains steroids) Bronchitis Bronchitis •is an inflammation of the bronchi. •Symptoms include: Coughing up extra mucus Wheezing Difficulty breathing Runny Nose •Treatment: inhaler and antibiotics Emphysema •Air sacs lose their elasticity and breakdown •Resulting in a loss of respiratory surface in the lungs less gas exchange •Leads to shortness of breath •Caused by smoking Lung Cancer •is a disease of uncontrolled cell growth in tissues of the lung •The most common symptoms are shortness of breath, coughing (including coughing up blood), and weight loss. •Treatment: Surgery, chemotherapy, radiation The main causes of lung cancer include: •carcinogens (such as those in tobacco smoke) •ionizing radiation •viral infection •hereditary Tuberculosis is a common and often deadly infectious disease caused by mycobacteria The classic symptoms of tuberculosis are a chronic cough with blood-tinged sputum, fever, night sweats, and weight loss. Tuberculosis is spread through the air, when people who have the disease cough, sneeze, or spit Treatment for TB uses antibiotics to kill the bacteria.