Froggy Jumps Valeria body systemsOnline version Definition of the body systems by Tania Alcázar Martín 1 body systems are a group of cells that form an organ b groups of organs that work together to do a specific job c many parts of the body 2 The locomotor system a allows us (nos permite) to sleep b allows us to breathe c allows us to move 3 the nervous system a controls our body and helps us to communicate b controls just our brain c controls our skeleton and muscles 4 The digestive system a is formed just by stomach and intestine b takes nutrients from the food c is the biggest system of all 5 The excretory system a is disgusting b is formed by the intestines and the anus c eliminates waste from the body
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