A roast beef sandwich on white bread is a deli classic. Usually made with beef from the round, or hind leg, section of the cow -- roast beef is one of the leaner cuts of beef with fewer calories than fattier sections. Video of the Day
corpus callosum. a great band of deeply situated transverse white fibers uniting the two halves of the cerebrum in humans and other mammals.
Overall, the corpus callosum is a highly organized pathway of nerve fibers that facilitates the information exchange necessary to keep your perception of the world balanced. It allows both sides of your brain to contribute unique information that results in appropriate decisions that keep you safe.