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.
Matthew was born with Agenesis of the Corpus Callosum (ACC). The corpus callosum is the middle section of the brain...and it connects the two hemispheres of the brain and allows for communication between the two sides of the brain.