infographic of neuron and glial cells neuroglia. astrocyte, microglia and oligodendrocyte, ependymal cells ependymocytes

anatomy astrocyte axon biology body brain capillary care cell cells cord diagram disease ependyma ependymal ependymocytes glial health homeostasis human icon illustration infographic medical medicine microglia myelin nerve nervous neural neuroglia neurology neuron nucleus oligodendrocyte peripheral physiology psychology receptor science sheath spinal structure synapse system tanycytes vector