B1d The Nervous System

You need to be able to:

• Explain how the eye works (focus near and far, functions of each part, how long/short sight can be corrected, advantages and disadvantages of monocular and binocular vision)
• Describe the nervous system and the cells in it (neurones adapted to their function)
• Describe reflex and voluntary action (reflex arc, spinal reflex, synapses)

1. The nervous system and senses notes
2. Website explaining the nervous system, with further links
3. Short sight animation and diagrams
4. Long sight animation and diagrams
5. Bitesize notes on the eye (look at all the pages)
6. A nerve cell
7. Reflex arc

8. A synapse