respiratory system 0.0 / 5 ? Physical EducationRespiratory systemGCSEAll boards Created by: erinleliaxxCreated on: 20-01-17 17:54 % of nitrogen inhaled 78% 1 of 11 % of oxygen inhaled 21% 2 of 11 % of carbon dioxide inhaled 0.04% 3 of 11 % of nitrogen exhaled 78% 4 of 11 % of oxygen exhaled 16% 5 of 11 % carbon dioxide exhaled 4% 6 of 11 lung volume how much air the lungs can hold 7 of 11 tidal volume the amount of air inspired or expired in a normal breath 8 of 11 vital capacity the max amount of air the lungs can expire after the max amount they can inspire 9 of 11 breathing rate how many times you breath in a mintue 10 of 11 3 things alveoli have very thin walls , very tiny sacs and are surrounded by capillaries 11 of 11
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