WS+Respiratory+System

__**Respiratory System pp.170-172**__ the air start out in the nasal cavity then to the pharynx, next to the glottis and through the larynx. Then next to the trachea on to the bronchus to the bronchioles, and finally the lungs. the purpose of it is to insure that oxygen goes through out the body and to get rid of carbon dioxide the pharynx is the passageway that connects the nasal and oral cavities together. The larynx is the voice box, creates the sound. 1. **Sinusitis**- an infection of the sinuses, caused by blockage of the openings to the sinuses. 2. **Ear infection (otitis media)-** infection of the middle ear 3. **Tonsilitis**- infection of the tonsils that causes inflammation and can spread to the middle ear 4. **Bronchitis**- 5. **Pneumonia**- infection of the lungs that causes alveoli to fill with mucus an pus 6. tuberculosis- 7. **emphysema**- degenerative lung disease in which the bursting of alveolar walls reduces the total surface for gas exchange. 8. **asthma**- condition in which bronchioles constrict and causes difficulty in breathing 9. **lung cancer**- malignant growth that often begins with the bronchi lung cancer, asthma, and emphysema
 * 1. In words, trace the path of air into the body.**
 * 2. What is the purpose of the respiratory system?**
 * 3. What is the difference between the pharynx and the larynx?**
 * Describe the following disorders in our words**
 * 10. What three respiratory disorders are associated with smoking?**