| A | B |
|---|
| What is the most important part of the nose? | The nasal cavity |
| Where is the nasal cavity located? | above the roof of the mouth |
| What are the names of the bones of the nasal cavity? | conchae covered by a mucus coated membrane |
| What happens to the air that passes through the nasal cavity? | It is cleaned, moistened and warmed preventing injury to the membrane of the lungs |
| What happens to the particles as the air rushes in ? | Large particles are stopped by hairs at the entrance and the finer particles are trapped by the mucus |
| How is the air warmed? | By the blood |
| What is another way you can breathe? | Through the mouth, an emergency air inlet |
| Why do people breathe through their mouth? | large amounts of oxygen are being consumed, strenuous activity, colds and injuries |
| Why is breathing for a long period of time through your mouth unwise? | It drys the lining of the mouth and throat, and not healthy to breathe cold dry unfiltered air in the lungs |
| What is another name for the throat? | pharynx |
| What are the adenoids and tonsils? | masses of lymphatic tissue and can become enlarged due to infection |
| What and where are the Eustachinan tubes? | located in the upper throat these tubes lead to the middle ears and equalize air pressure on both sides od the ear drums |
