About the brain

About the brain vector icon

Structures and functions

The skull provides a hard, protective case

The skull provides a hard, protective case

The brain weighs about 1.3 kg (just under 3 pounds)

The brain weighs about 1.3 kg (just under 3 pounds)

It has a jelly-like consistency & is surrounded by fluid

It has a jelly-like consistency & is surrounded by fluid

It is about 2% of body weight & uses 20% of the body's oxygen

It is about 2% of body weight & uses 20% of the body's oxygen

Interruption for 2/3 minutes can cause brain cell death

Interruption for 2/3 minutes can cause brain cell death

Unlike skin or bone, brain cells do not re-grow

Unlike skin or bone, brain cells do not re-grow

Lobe functions

The brain is divided into 6 main areas called Lobes

The brain is divided into 6 main areas called Lobes

Each Lobe is responsible for a main area of our functioning

Each Lobe is responsible for a main area of our functioning

Information about the brain
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