1. Overview of the Nervous System

2. The Nervous System

3. Central Nervous System
Brain
Spinal Cord

4. Somatic Nervous System
innervation

5. Sympathetic Nervous System
Preganglionic neurons:
from CNS to ganglia
short fibers
acetylcholine (ACh)
cholinergic
Postganglionic neurons:
from ganglia to effector
long fibers
norepinephrine (NE)
noradrenergic
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6. Parasympathetic Nervous System
Preganglionic neurons:
from CNS to ganglia
long fibers
Acetylcholine (ACh)
cholinergic
Postganglionic neurons:
from ganglia to effector
short fibers
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