ORGANISATIONS OF THE NERVOUS SYSTEM

Functional divisions

Anatomic divisions

Central nervous system

Peripherial nervous system

Neurons in

Brain

Spinal cord

All neurons outside brain & spinal cord

Autonomic nervous system

Somatic nervous system

Involountary regulation

2 Pathways

Sympathtic

Parasympathtic

Relaxion

Low energy spend

Stress situations

High energy expenditure

Conscious control

Types

Volountary

Move an arm

Involountary

Feeling of hunger

Pathways

Sensory pathways

Combined pathways

Motor pathways

To effectors

From CNS

From sensory organs

To CNS

Motor and sensory