Anatomy

Nematocyst

A double-walled capsule found in jellyfish and other CNIDARIA whose functions include prey capture, defense, locomotion, and attachment. Nematocysts contain toxic CNIDARIAN VENOMS which are injected into the victim via a barbed tubule.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A double-walled capsule found in jellyfish and other CNIDARIA whose functions include prey capture, defense, locomotion, and attachment. Nematocysts contain toxic CNIDARIAN VENOMS which are injected into the victim via a barbed tubule.

MeSH Record

Classification

Broader headings

Related Concepts

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MeSH Record

See Also

MeSH Record

Synonyms

1 entry terms
  • Nematocysts

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

History Note

2011

MeSH Hierarchy

Tree Number

  1. A13.655

AMA Style

References

  1. National Library of Medicine. Nematocyst. Medical Subject Headings (MeSH). 2026. Unique ID D058894. http://id.nlm.nih.gov/mesh/2026/D058894
  2. Nematocyst. In: Wikidata. https://www.wikidata.org/wiki/Q9049242