The Nervous System
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1. Central Nervous System (CNS)
1.1. Brain
1.2. Spinal cord
2. Peripheral Nervous System (PNS)
2.1. Somatic
2.2. Autonomic
2.2.1. Types
2.2.1.1. Sympathetic
2.2.1.2. Para Sympathetic
2.2.1. Types
2.2.1.1. Sympathetic
2.2.1.2. Para Sympathetic