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 hemispheres are separated by a deep vertical fissure. Each hemisphere consists of four lobes namely,
1. Frontal lobe
2. Parietal lobe
3. Occipital lobe
4. Temporal lobe.
Thus, the blanks can be filled with frontal, parietal, occipital and temporal lobes.