The rs involuntary, true, false, the body takes in carbon dioxide to the cells, true, false, the nassal pasage removes substances when the air comes in, true, false, the pharynx is a tube that allows the air pass through, true, false, vocal cords are located in the pharynx, true, false, the trachea divides the paths in 3, true, false, each bronchi enters a lung, true, false, bronchial tubes have clusters at the end, true, false, alveoli are big sacs in the lungs, true, false, the alveoli help the oxygen to get into the blood, true, false, carbon dioxide travels through the blood into the alveoli to exit the body, true, false

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