Welcome to the online game Ben 10: Find Gray Matter. In this exciting game, you'll be doing an investigation, trying to find grey matter among the many pieces. Your observation and logical thinking ...

That makes Grey Matter his least favorite of the original Ben 10 aliens. This alien form comes from the Galvan — a 6-inch-tall, physically feeble species that is also gifted with super-intelligence.

The grey matter contains the cell bodies, dendrites and the axon terminals, where all synapses are. The white matter is made up of axons, which connect different parts of grey matter to each other.

Multiple sclerosis (MS) has traditionally been classified as a white matter disease, but growing evidence indicates that grey matter atrophy in the brain is also a prominent feature of this ...