Emma-+Respiratory+System

Respiratory System pp.170-172 1. In words, trace the path of air into the body. -air enters the body from either the nasal cavity or the mouth. It then travels into the pharynx, which also takes part in the process of the digestive system.Next the glottis, opens up and air is able to move into the larynx which then feeds into the trachea or windpipe. The next stage involves air actually moving into the lungs beginning with the bronchus which turns into bronchiole. Bronchioles lead air to the alveoli that carry out gas exchange. 2. What is the purpose of the respiratory system? -The purpose of the respiratory system is to insure that oxygen enters the body and carbon dioxide leaves the body and it also aids in the process of transporting oxygen from the lungs to the tissues and Carbon dioxide from the tissues to the lungs. 3. What is the difference between the pharynx and the larynx? - Pharynx is also called the throat and is a passage way for food going to the esophagus or air going to the larynx. The larynx is the connector of the pharynx and the trachea. Describe the following disorders in your words 1. Sinusitis- -an inflammation of the sinuses, normally following a respiratory infection (cold, allergic reaction) 2. Ear infection (otitis media) -when fluid builds up in the passageway between the inner ear and the nasal passage 3. Tonsilitis -inflammation of the tonsils, which leads to a sore throat 4. Bronchitis -When the trachea and the large and small bronchi in your lungs become inflamed because of infection. 5. Pneumonia -when the alveoli become inflamed and flooded with fluid 6. tuberculosis - an airborne infectious disease characterized by a bacterial infection found in the lungs 7. emphysema -lung tissue needed to support the shape of the lungs are destroyed which causes shortness of breath 8. asthma -when the inside walls of your airways are inflamed and are hyper sensitive to anything you are allergic to 9. lung cancer - a disease when the inner lining in the lung grows out of control, often associated with smoking 10. What three respiratory disorders are associated with smoking? -