# Peripheral nervous system

> The peripheral nervous system (PNS) is all the nervous tissue outside the brain and the spinal cord. This section covers where it is found and the roles of the cranial nerves and the spinal nerves…

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## More in RESPONDING TO THE ENVIRONMENT (Humans)

- [Central nervous system](https://www.hlayiso.com/grade-12/life-sciences/notes/responding-to-the-environment-humans/central-nervous-system) — Previous section
- [Autonomic nervous system](https://www.hlayiso.com/grade-12/life-sciences/notes/responding-to-the-environment-humans/autonomic-nervous-system) — Next section
- [All RESPONDING TO THE ENVIRONMENT (Humans) sections](https://www.hlayiso.com/grade-12/life-sciences/notes/responding-to-the-environment-humans)

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