Human brain

The human brain is the central organ of the nervous system, controlling thought, memory, emotion, movement and the body's vital functions.

Structure

The brain has billions of nerve cells called neurons. Its main parts include the cerebrum, which handles thinking and senses; the cerebellum, which coordinates movement; and the brainstem, which controls basic life functions.

Function

The brain processes information from the senses, stores memories and directs the body through the nervous system.

Frequently asked questions

What does the brain do?

It controls thought, memory, movement and vital body functions.

What are brain cells called?

Neurons.