Respiration

Essay specific features

 

Issue:

Science

 

Written by:

David M

 

Date added:

May 14, 2014

 

Level:

University

 

Grade:

A

 

No of pages / words:

3 / 772

 

Was viewed:

7512 times

 

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Essay content:

The first place the air travles into our mouths which is an opening in the human body used for taking in air, food, and the releasing of carbon dioxide this is the first place the air travles through. Then it must pass the epiglottis which is a skin flap in the back of your mouth that closes for food and opens for air...
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It is used to keep food and other materials from entering your trachea. The air then passes down the trachea which is a long "windpipe" that is lined with constantly moving cilia. These cilia whip back and forth and trap foregin objects and keep them from entering the lungs. The air completes its path down the trachea when it reaches the bronchus which is a speration of the trachea into the two different lungs it is used to carry oxygen to different parts of the body...
displayed 300 characters

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