Relier Pairs How our four systems workVersion en ligne Match each system with its function. par África Pedrosa Salvador 1 Excretory system 2 Digestive system 3 Circulatory system 4 Respiratory system It passes the oxygen it takes from the air to the blood. It also released carbon dioxide out of our body. It consists of the urinary system and the sweat glands. It eliminates the waste substances produces by the cells and mixes them with water to produce urine and sweat. It transforms the food we eat into nutrients and passes them to the blood. It also expels the undigested food out of the body as faeces. It carries the nutrients and the oxygen to your cells. It also transports waste substances.
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