Nerve fibers are the result of cell processes and the outgrowths of nerve cells.If the cell is divided, only the portion containing the nucleus will survive. Every neuron has a nucleus, which is the trophic center of the cell (The part which must have access to nutrition).Neurons differ in size, shape, and structure according to their location or functional specialization.Neurons are cells differentiable from other tissues in the body.The brain is made up of individual cells (neurons) that contain specialized features such as dendrites, a cell body, and an axon.The Neuron doctrine postulates several elementary aspects of neurons:.All cells come from preexisting, living cells. ![]()
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