Phenomena and Processes

Acrosome Reaction

Changes that occur to liberate the enzymes of the ACROSOME of a sperm (SPERMATOZOA). Acrosome reaction allows the sperm to penetrate the ZONA PELLUCIDA and enter the OVUM during FERTILIZATION.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

Changes that occur to liberate the enzymes of the ACROSOME of a sperm (SPERMATOZOA). Acrosome reaction allows the sperm to penetrate the ZONA PELLUCIDA and enter the OVUM during FERTILIZATION.

MeSH Record

Classification

Broader headings

Related Concepts

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MeSH Record

See Also

MeSH Record

Synonyms

3 entry terms
  • Acrosome Reactions
  • Reaction, Acrosome
  • Reactions, Acrosome

MeSH Record

Aspects Covered

5 allowable subheadings

Indexed with the subheadings drug effects, genetics, immunology, physiology, radiation effects.

MeSH Record

History Note

1999

MeSH Record

Previous Indexing

  • Acrosome/physiology (1975-1998)
  • Spermatozoa (1966-1974)

MeSH Hierarchy

Tree Number

  1. G08.686.784w.277w.800.100w

AMA Style

References

  1. National Library of Medicine. Acrosome Reaction. Medical Subject Headings (MeSH). 2026. Unique ID D020101. http://id.nlm.nih.gov/mesh/2026/D020101
  2. Acrosome Reaction. In: Wikipedia. https://en.wikipedia.org/wiki/Acrosome_reaction
  3. Acrosome Reaction. In: Wikidata. https://www.wikidata.org/wiki/Q163261