CNS controls and processes information (brain & spinal cord), while PNS carries signals between CNS and the rest of the body.

Compare the following: (a) Central nervous system (CNS) and Peripheral nervous system (PNS) (b) Resting potential and Action potential

Compare the following:

(a) Central nervous system (CNS) and Peripheral nervous system (PNS) (b) Resting potential and Action potential

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(a) Central nervous system (CNS) and Peripheral nervous system (PNS)

Feature	CNS	PNS
Components	Brain + Spinal cord	All other nerves outside CNS
Function	Processes and integrates information	Transmits signals between CNS and body
Control	Voluntary and involuntary	Mostly voluntary and reflex responses

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(b) Resting potential and Action potential