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89. Draw the diagram showing longitudinal section of the human brain. Label thefollowing parts(i) Thinking centre(ii) The part that regulates body balance

Answer»

I)The biggestpart of the brainis the cerebrum. The cerebrum makes up 85% of thebrain'sweight, and it's easy to see why. The cerebrum is thethinking part of the brainand it controls your voluntary muscles — the ones that move when you want them to

Ii)The cerebellum is at the back of thebrain, below the cerebrum. It's a lot smaller than the cerebrum at only 1/8 of its size. But it's a very importantpart of the brain. Itcontrols balance, movement, and coordination



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