1. Brain structure

• What is the outer grey region of the brain called?

  Cerebral cortex
• Why is the cerebral cortex known as grey matter?

  Highly folded

  Grey because of:

  .Nerve cell bodies

  .Synapses

  .Dendrites
• What is below the cerebral cortex?

  White matter
• What does the white matter contain?

  Myelinated axon sheets
• What is the brain split into?

  Left and right hemispheres
• How do the 2 hemispheres communicate?

  Corpus callosum

  (Thick bundle of nerve fibres)