Esophageal Sphincter, Upper

"Esophageal Sphincter, Upper" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings). Descriptors are arranged in a hierarchical structure, which enables searching at various levels of specificity.

MeSH information

Definition | Details | More General Concepts | Related Concepts | More Specific Concepts

The structure at the pharyngoesophageal junction consisting chiefly of the CRICOPHARYNGEUS MUSCLE. It normally occludes the lumen of the ESOPHAGUS, except during SWALLOWING.

Descriptor ID	D049631
MeSH Number(s)	A02.633.567.800.360 A03.556.875.500.360 A04.623.617.360 A14.724.617.360
Concept/Terms	Esophageal Sphincter, Upper Esophageal Sphincter, Upper Sphincter, Upper Esophageal Upper Esophageal Sphincter

Below are MeSH descriptors whose meaning is more general than "Esophageal Sphincter, Upper".

Anatomy [A]
Musculoskeletal System [A02]
Muscles [A02.633]
Muscle, Skeletal [A02.633.567]
Pharyngeal Muscles [A02.633.567.800]
Esophageal Sphincter, Upper [A02.633.567.800.360]
Digestive System [A03]
Gastrointestinal Tract [A03.556]
Upper Gastrointestinal Tract [A03.556.875]
Esophagus [A03.556.875.500]
Esophageal Sphincter, Upper [A03.556.875.500.360]
Respiratory System [A04]
Pharynx [A04.623]
Pharyngeal Muscles [A04.623.617]
Esophageal Sphincter, Upper [A04.623.617.360]
Stomatognathic System [A14]
Pharynx [A14.724]
Pharyngeal Muscles [A14.724.617]
Esophageal Sphincter, Upper [A14.724.617.360]

Below are MeSH descriptors whose meaning is related to "Esophageal Sphincter, Upper".

Below are MeSH descriptors whose meaning is more specific than "Esophageal Sphincter, Upper".

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