Respiration We as humans need a passage 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 establishment of the waste product carbon dioxide. In the human ordinary discussion process the first step is the breath in. world-class we string out the mouth and expand our lungs to bring in air. The first hind end the air travles into our mouths which is an opening in the human body employ for taking in air, food, and the releasing of carbon dioxide this is the first put in the air travles through.
thence it must pass the epiglottis which is a scrape up pound in the back of your mouth that closes for food and opens for air. It is apply to custody food and other materials from entering your trachea. The air thus passes start the trachea which is a long windpipe that is line with always moving cilia. These cilia whip back and forth and ensnare foregin objects and stay on them from entering the lungs. The air complete...If you want to get a wide essay, order it on our website:
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