Medically reviewed by Steven Gans, MD The peripheral nervous system (PNS) is the system of nerves and ganglia outside the ...

somatic nervous system (SNS) - responsible for concious perception and voluntary movement of skeletal muscles autonomic nervous systems (ANS) - responsible for involuntary control of the body ...

Spinal nerves are mixed nerves that serve both functions. The PNS is divided into three separate subsystems, the somatic, autonomic, and enteric nervous systems. Somatic nerves mediate voluntary ...