5.2.2 - The Brain

Label the parts of the brain.

• A - Cerebellum

• B - Medulla

• C - Cerebral cortex

What is the function of the cerebellum?

Controls muscular coordination.

What is the function of the medulla?

Controls unconscious activities e.g. breathing, heart rate.

What is the function of the cerebral cortex?

Controls consciousness, intelligence memory, and language.

Why is investigation and treatment of the brain difficult?

• The brain is a complex and delicate organ.

• The brain is easily damaged and destroyed.

• Certain membranes prevent drugs from reaching the brain.

• The exact function of each part of the brain is not known.

What methods are used by scientists to determine brain function?

• Studying patients with brain damage.

• Electrical stimulation of the brain.

• MRI scans.