The Solar Plexus

I was thinking about the irony of some old names. A common name for the upper gut is the Solar Plexus, for example. That term can also refer to an autonomic nerve plexus behind the stomach, scientifically known as the Celiac Plexus.

Plexus come from the Latin for braid. Celiac is from the Greek for belly. They concluded that Solar comes from the radiating pattern of nerve fibers at this plexus.

Personally, I find the last explanation suspect as the plexus has little resemblance to the sun. It looks more like a highway interchange. But it does have a relationship … Continue Reading…