What you'll learn
The structure of the nervous system and the brain.
Key ideas
- The neuron is the basic cell; the CNS is the brain and spinal cord.
- Signals cross the synapse via neurotransmitters.
- Brain areas: the cerebral cortex, cerebellum and the occipital lobe (vision).
- Sensory and motor neurons.
Exam tips
- Learn the roles of key brain areas.
- Use correct terms for neuron types.
Common mistakes
- Confusing sensory and motor neurons.
- Mislabelling the brain's lobes.