Anatomy

Sperm Midpiece

The middle piece of the spermatozoon is a highly organized segment consisting of MITOCHONDRIA, the outer dense fibers and the core microtubular structure.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

The middle piece of the spermatozoon is a highly organized segment consisting of MITOCHONDRIA, the outer dense fibers and the core microtubular structure.

MeSH Record

Classification

Broader headings

Related Concepts

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MeSH Record

Synonyms

3 entry terms
  • Midpiece, Sperm
  • Midpieces, Sperm
  • Sperm Midpieces

MeSH Record

Aspects Covered

14 allowable subheadings

Indexed with the subheadings chemistry, classification, drug effects, enzymology, immunology, metabolism, microbiology, parasitology, pathology, physiology, radiation effects, transplantation, ultrastructure, virology.

MeSH Record

History Note

2003

MeSH Record

Previous Indexing

  • Spermatozoa (1975-2002)

MeSH Hierarchy

Tree Numbers

  1. A05w.360w.490w.890w.830
  2. A11w.497w.760w.450

AMA Style

References

  1. National Library of Medicine. Sperm Midpiece. Medical Subject Headings (MeSH). 2026. Unique ID D032961. http://id.nlm.nih.gov/mesh/2026/D032961
  2. Sperm Midpiece. In: Wikidata. https://www.wikidata.org/wiki/Q15329727