Anatomy

Deltoid Muscle

Thick triangular muscle in the SHOULDER whose function is to abduct, flex, and extend the arm. It is a common site of INTRAMUSCULAR INJECTIONS.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

Thick triangular muscle in the SHOULDER whose function is to abduct, flex, and extend the arm. It is a common site of INTRAMUSCULAR INJECTIONS.

MeSH Record

Classification

Broader headings

Related Concepts

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MeSH Record

Synonyms

3 entry terms
  • Deltoid Muscles
  • Muscle, Deltoid
  • Muscles, Deltoid

MeSH Record

Aspects Covered

24 allowable subheadings

Indexed with the subheadings abnormalities, anatomy & histology, blood supply, chemistry, cytology, diagnostic imaging, drug effects, embryology, enzymology, growth & development, immunology, injuries, innervation, metabolism, microbiology, parasitology, pathology, physiology, physiopathology, radiation effects, surgery, transplantation, ultrastructure, virology.

MeSH Record

Indexing Annotation

/ growth: coordinate with MUSCLE DEVELOPMENT; / embryol: coordinate with MUSCLE DEVELOPMENT if pertinent

MeSH Record

History Note

2011

MeSH Record

Previous Indexing

  • Muscle, Skeletal (1986-2010)
  • Muscles (1963-1985)

MeSH Hierarchy

Tree Number

  1. A02w.633w.567w.300w

AMA Style

References

  1. National Library of Medicine. Deltoid Muscle. Medical Subject Headings (MeSH). 2026. Unique ID D057645. http://id.nlm.nih.gov/mesh/2026/D057645
  2. Deltoid Muscle. In: Wikipedia. https://en.wikipedia.org/wiki/Deltoid_muscle
  3. Deltoid Muscle. In: Wikidata. https://www.wikidata.org/wiki/Q130243