1. NERVOUS SYSTEM
• CENTRAL NERVOUS SYSTEM
• PERIPHERAL NERVOUS SYSTEM
Together they coordinate and regulate body
functions

2. CENTRAL NERVOUS SYSTEM

3. PERIPHERICAL

4. CENTRAL NERVOUS SYSTEM
Areas of coordination:
• Brain
• Spinal cord

5. BRAIN AND SPINAL CORD

6. BRAIN

7. NEURONE

8. Sensory neurones and motor
neurones

9. Relay neurones

10. REFLEX ACTIONS
• Automatically and rapidly integrating and
coordinating stimuli with responses
REFLEX ARC: - stimuli
- receptor
- sensory neurones
- relay neurones (connector)
- motor neurones
- effectors (muscles or glands)