Nervous System
Nervous System
graph TD;
Nervous_System --> Central_Nervous_System;
Nervous_System --> Peripheral_Nervous_System;
Central_Nervous_System --> Brain;
Central_Nervous_System --> Spinal_Cord;
Peripheral_Nervous_System --> Somatic_Nervous_System;
Peripheral_Nervous_System --> Autonomic_Nervous_System;
Autonomic_Nervous_System --> Sympathetic_Nervous_System;
Autonomic_Nervous_System --> Parasympathetic_Nervous_System;
