LC-Urinary-HW

Respiratory System pp.170-172 1. In words, trace the path of air into the body. Air enters the nose or mouth during inhalation and moves from the nasal cavity to the glottis and larynx into the trachea or windpipe where it passes to the bronchus or the lungs. 2. What is the purpose of the respiratory system? The respiratory system is in charge of ushering in oxygen and expelling carbon dioxide. 3. What is the difference between the pharynx and the larynx? The pharynx is where the nasal cavity tube and the back of the throat come together the larynx is lower and is were the voice box is located. Describe the following disorders in our words 1. Sinusitis: an infection of the sinuses where the face hurts 2. Ear infection (otitis media): an infection in the middle ear where the body experiences semi- loss of hearing or vertigo among other things. 3. Tonsilitis: Infection in the tonsils where the back of the throat feels swollen 4. Bronchitis: Infection of the bronchus which is one of the trachea parts 5. Pneumonia: Infection of the lungs where they are filled with mucus...sick 6. tuberculosis: bacteria invading the lung tissue 7. emphysema: little holes in the lungs causing difficulty of breath! 8. asthma: Illness where the air pathway constricts limiting breathing 9. lung cancer: cancer in the lungs 10. What three respiratory disorders are associated with smoking? - emphysema - lung cancer - bronchitis