The forebrain contains the cerebrum, the most sizeable part of the brain, and other structures like the thalamus and hypothalamus.
The cerebrum drives higher brain function and contains four lobes. There are: the frontal lobe, the parietal lobe, the occipital lobe, and the temporal lobe.
Each of these structures is responsible for specific functions.For example, the frontal lobe impacts a human’s ability to reason, speak, organize, move, make facial expressions, etc.
Read more on powerofpositivity.com