The nervous system
The nervous system - Enables you to co-ordinate your behaviour and react to your surroundings
- (electrical) Impulses carry message very quickly around your body so you can react quickly to different situations.
- Changes to you or your surroundings are called stimuli e.g. loud noise, touching a hot oven.
- These changes are picked up by cells called receptors which in clusters are called sense organs e.g. ears, eyes, skin
How it works
- Once the receptors have detected a stimuli an (electrical) impulse is sent up a sensory neuron until it reaches…