Final answer:
The cerebrum is the largest part of the brain, responsible for conscious functions like reasoning, language, and sight. It consists of two hemispheres connected by the corpus callosum. Each hemisphere is divided into four lobes with specific functions.
Step-by-step explanation:
The cerebrum is the largest part of the brain. It controls conscious functions such as reasoning, language, sight, touch, and hearing. The cerebrum is divided into two hemispheres which are connected by a thick bundle of axons called the corpus callosum. Each hemisphere is further divided into four lobes, each associated with different functions.