Definition

Noun: * Myenteric Plexus: A network of unmyelinated nerve fibers and postganglionic autonomic nerve cell bodies located within the muscular layers of the esophagus, stomach, and intestines. It is a primary component of the enteric nervous system, responsible for coordinating and controlling gastrointestinal motility (the movement and contractions of the digestive tract).

Usage

• The term plexus myentericus is a specific anatomical and medical term. It is used almost exclusively in scientific, medical, and academic contexts to describe this particular nerve network.
• It is often discussed in relation to digestive system function, autonomic nervous system studies, and gastrointestinal disorders.

Examples

• "The plexus myentericus is essential for the peristaltic waves that move food through the gut."
• "Damage to the plexus myentericus can lead to severe motility disorders like gastroparesis."
• "The study focused on how neurotransmitters are released within the plexus myentericus."

Advanced Usage

• The plexus myentericus is also known as Auerbach's plexus, named after the German anatomist Leopold Auerbach.
• It works in conjunction with another enteric plexus, the submucosal plexus (Meissner's plexus), which is located in the submucosal layer and controls secretion and blood flow.

Variants and Related Words

• Myenteric Plexus: The more common English term for .
• Auerbach's Plexus: A direct synonym, frequently used in medical literature.
• Enteric Nervous System (ENS): The larger, independent division of the autonomic nervous system within the gastrointestinal tract, of which the myenteric plexus is a major part. Often called the "second brain."
• Submucosal Plexus / Meissner's Plexus: The other major plexus of the ENS, located in a different layer of the intestinal wall.

Synonyms

• Auerbach's plexus
• Myenteric plexus

Related Phrases / Concepts

• Gastrointestinal Motility: The primary function controlled by the plexus myentericus.
• Peristalsis: The coordinated, wave-like muscle contractions orchestrated by this plexus.
• Autonomic Nervous System: The broader system to which the enteric nervous system is related.
• Postganglionic Neuron: A type of nerve cell body found within this plexus.

Noun

1. a plexus of unmyelinated fibers and postganglionic autonomic cell bodies in the muscular coat of the esophagus and stomach and intestines