Chemicals and Drugs

Elements

Substances that comprise all matter. Each element is made up of atoms that are identical in number of electrons and protons and in nuclear charge but may differ in mass or number of neutrons.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

Substances that comprise all matter. Each element is made up of atoms that are identical in number of electrons and protons and in nuclear charge but may differ in mass or number of neutrons.

MeSH Record

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MeSH Record

Synonyms

1 entry terms
  • Element

MeSH Record

Indexing Annotation

general or unspecified; prefer specifics; ISOTOPES and RADIOISOTOPES and many specifics are also available; m for metastable = RADIOISOTOPES or specific precoordinated radioisotope

MeSH Hierarchy

Tree Number

  1. D01w.268w

AMA Style

References

  1. National Library of Medicine. Elements. Medical Subject Headings (MeSH). 2026. Unique ID D004602. http://id.nlm.nih.gov/mesh/2026/D004602
  2. Elements. In: Wikipedia. https://en.wikipedia.org/wiki/Chemical_element
  3. Elements. In: Wikidata. https://www.wikidata.org/wiki/Q11344