Brain is the part of central nervous system that lies within the cranial cavity. Cerebrum is the largest and most superior part of the brain. It consists of two hemispheres namely; right and left hemispheres.
The cerebrum or forebrain enfolds the brainstem, which supervise and regulate most of the conscious behaviours.
Thus, the blanks can be filled with, cerebrum, forebrain, hemospheres, brainstem.