# What is the main part of the brain called?

The the largest part of the brain is called the cerebrum. Gray's Anatomy (1918) describes it as the largest part of the brain.

## What it means

- The largest part of the brain.
- Divided into left and right hemispheres by a deep central fissure.
- Its wrinkled surface (cerebral cortex) is where thinking, planning, memory, and voluntary movement are organized.

## Action steps

1. Fills the upper part of the skull.
2. Sits above the cerebellum and brainstem.
3. Its two hemispheres are connected by the corpus callosum.

## Sources

- [Gray's Anatomy of the Human Body (1918)](https://www.bartleby.com/107/)

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