Respiration

Respiration We as humans need a trend to gather oxygen from our enviroment to survive. In response our body has a system that carries out respiration which is the distrubition of oxygen to the blood and the organization of the waste product carbon dioxide. In the human animated process the first step is the breath in. First we stretch the mouth and expand our lungs to bring in air. The first institutionalize the air travles into our mouths which is an opening in the human body apply for taking in air, food, and the releasing of carbon dioxide this is the first business office the air travles through.

Then it must pass the epiglottis which is a scratch flap in the back of your mouth that closes for food and opens for air. It is use to keep food and other materials from entering your trachea. The air hence passes down the trachea which is a long windpipe that is run along with constantly moving cilia. These cilia whip back and forth and cakehole foregin objects and keep them from entering the lungs. The air completes ...If you want to get a full essay, order it on our website: Orderessay

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