Neuron tattoo is the favorite tattoo for people who love biology. Neurons are like a fine art, which is deeply sought after by tattooers. Neuron is a highly differentiated cell, which is one of the basic structural and functional units of the nervous system. It has the function of sensing stimulation and conducting excitation.
Neurons are the structural and functional units of the nervous system of higher animals. The nervous system contains a large number of neurons. It is estimated that there are about 100billion neurons in the human central nervous system, and about 14billion neurons in the cerebral cortex alone.
Source: @asyoulikeittattoo