Page 2 - Brain Building for Tomas Cassidy
P. 2

The Brain’s Road & Postal System





       Our brain is made up of billions of cells called neurons.






















                                                                                                                                Dendrites







                                                                                        Neurons are shaped a bit like


                                                                                        a tree, with a main trunk


                                                                                        (the axon)  and branches


                                                                                        (called dendrites).


                                                                    Axon
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