![Santiago Ramón y Cajal's neuron](https://trauma.blog.yorku.ca/files/2013/02/neuron-470x140.jpg?x81652)
This image, by Santiago Ramón y Cajal (1852-1934), was drawn from a histological stain of a human retinal cell and is among the first drawings…
This image, by Santiago Ramón y Cajal (1852-1934), was drawn from a histological stain of a human retinal cell and is among the first drawings…