The respiratory system, beginning with the nose, allows carbon dioxide to enter the body of the organism. will then travel through the trachea and end up in the HELP ASAP where gas exchange occurs. The are covered by several blood vessels that pick up oxygen that has entered the lungs in exchange for (waste product), which is expelled out of the body via nose and mouth. The cardiovascular system provides a system of where oxygen and other nutrients can move and be distributed to other parts of the body. The provides the initial force needed to push blood, which is carrying and nutrients, to travel throughout the body.
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