Brain Anatomy and Function

Image of neurons in synapse locations
Bacterial infections can make their way to the brain, where they can linger undetected.
  • BrainFacts/SfN
What happens in the brain of a person with Alzheimer's disease? This tour by the Alzheimer's Association explains how the brain works and how Alzheimer's affects it.
  • Alzheimer's Association
An interactive tutorial about the brain and disorders of the brain with photos, animations, and sound.
  • Science Museum London
Use interactive tools to see your child's brain development from the inside.
  • Hospital for Sick Children
Learn about the brain through articles, maps, activities, and more, with this resource for teachers and students.
  • The Dana Foundation
Neurons are highly specialized cells that conduct and process information in animals, enabling thought, perception and control of movement. Lydia Harriss presents a quick guide to these remarkable cells.
  • Wellcome Trust
3D reconstructions reveal the detailed anatomy of three types of neurons in a mouse's cerebellum, an area of the brain that helps control movement.
  • BrainFacts/SfN
Glial cells provide insulation for nerve cells and help them communicate with one another. Using mouse muscle nerves, scientists studied the role of specific proteins in the growth of these cells.
  • BrainFacts/SfN
Neurons transmit signs to your brain every millisecond of every day, and facilitate almost everything you do. But what happens when this critical process goes wrong?
  • BrainFacts/SfN
Moderate amounts of alcohol do not kill brain cells.
  • BrainFacts/SfN
Your brain constantly generates new cells and remains adaptable — or "plastic" — as you age.
  • BrainFacts/SfN
You use all of your brain.
  • BrainFacts/SfN
Decision-making is such a seamless process we’re usually unaware of it — until our choice results in unexpected consequences. Then we wonder, “Why did I choose that option?”
  • BrainFacts/SfN

3D Brain

An interactive brain map that you can rotate in a three-dimensional space.