Definition:
The term "coeliac plexus" refers to a large network (or bundle) of sympathetic nerves located in the abdomen, specifically behind the stomach. These nerves are part of the autonomic nervous system, which controls involuntary bodily functions like digestion.
In more advanced discussions, you might encounter phrases like "coeliac plexus block," which refers to a medical procedure that aims to relieve abdominal pain by targeting the coeliac plexus.
The "coeliac plexus" is a significant part of the nervous system, particularly involved in the functioning of the digestive organs.