ANATOMY

Detailed explanation-1: -The cerebrum is the largest part of the brain, accounting for 85 percent of the organ’s weight.

Detailed explanation-2: -The cerebrum makes up 85% of the brain’s weight, and the brain makes up about 2% of a human’s body weight. The texture of the brain is like a firm jelly. The heaviest normal human brain weighed 4.43 pounds.

Detailed explanation-3: -The preponderance of the cerebral cortex (which, with its supporting structures, makes up approximately 80 percent of the brain’s total volume) is actually a recent development in the course of evolution.

Detailed explanation-4: -Cerebellum makes up about 85% of the brain’s weight.

Detailed explanation-5: -The Human Brain is 80% Water It is estimated that about three-quarters of our brain is water. As such, even slight dehydration can cause fatigue, headaches, lack of mental clarity, stress and sleep issues.