Matching Pairs Key Organs recap Online version Match the key organs to their main functions in the body by Martha Friggieri 1 2 3 4 5 6 7 8 A muscle which contracts regularly to pump oxygenated blood around the body. Store and release ova as well as releasing the hormones oestrogen and progesterone. This organ is moved by muscles, allowing us to see the world around us. Apart from its main function, it helps us to keep balance. This is where a foetus grows prior to birth. It filters the air before reaching our lungs. Supply our body with the oxygen required. Release sperm and the hormone testosterone.
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