Much of What We Know About Left and Right Hemisphere

Multiple Choice

Much of what we know about left and right hemisphere specializations comes from the study of people who had split-brain surgery. This surgery _____

A) splits the lobes of the brain apart.
B) severs the corpus callosum between hemispheres.
C) severs the nerves from the spinal cord to the right hemisphere.
D) severs the substantia nigra between hemispheres.