Neurons in the brain Credit: Dr Jonathan Clarke. Pyramidal neurons forming a network in the brain. These are nerve cells from the cerebral cortex that have one large apical dendrite and several basal dendrites.
Image: Annie Cavanagh, Wellcome Images - Of the 100 billion neurons in your brain, Purkinje neurons are some of the largest. Among other things, these cells are the masters of motor coordination in the cerebellar cortex.