The peripheral nervous system (PNS) is the system of nerves and ganglia outside the brain and spinal cord. The PNS consists ...

Sympathetic ganglia are chains of neurons up and down the spine that help initiate the fight-or-flight response and other stress-related bodily processes. In humans, a sympathetic chain ganglion can ...

For chronic radicular spine pain, moderate certainty evidence indicates that epidural injection of local anesthetic and ...

cranial and spinal nerves, autonomic ganglia, and plexuses). Neurons involved in forming memories of a cold environment communicate with the part of the brain that regulates metabolic responses to ...