
Air then passes through t he voice box and all over the vocal cords which vibrate when air passes over them. The catch is a sheet of muscle that seperates the abdonimal cavity from the pectoral cavity. The thoracic cavity is divided into three areas by membranes: The right and go away pleural cavities, which surround the lungs, and the pericardial cavity where the intent is located. The trachea, when it enters the thorax,...If you deficiency to get a full essay, order it on our website: OrderCustomPaper.com
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