B7 - The Nervous System
- Created by: lilyhw
- Created on: 18-12-19 14:14
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How do we sense the world around us?
- Ears - receptors sensetive to changes in position for balancxe/ receptors sensetive to sound
- Eyes - receptors sensetive to light
- Nose & tounge - receptors sensetive to chemicals for smell and taste
- Skin - receptors sensetive to touch, pressure, pain and temperature change.
Reflex Arc
Stimulus --> receptor --> co-ordinator (CNS) --> effector (always a muscle/gland) --> response
How do neourones connect…
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