Anatomy

Egg Yolk

Cytoplasm stored in an egg that contains nutritional reserves for the developing embryo. It is rich in polysaccharides, lipids, and proteins.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

Cytoplasm stored in an egg that contains nutritional reserves for the developing embryo. It is rich in polysaccharides, lipids, and proteins.

MeSH Record

Classification

Broader headings

Related Concepts

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MeSH Record

Synonyms

3 entry terms
  • Egg Yolks
  • Yolk, Egg
  • Yolks, Egg

MeSH Record

Aspects Covered

18 allowable subheadings

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

MeSH Record

Indexing Annotation

for both ovum nutrient & dietary portion of eggs

MeSH Record

History Note

was in Cat J only 1963-76

MeSH Hierarchy

Tree Numbers

  1. A16.690w.325w
  2. G07.203.300w.470w.800w
  3. J02.500w.470w.800w

AMA Style

References

  1. National Library of Medicine. Egg Yolk. Medical Subject Headings (MeSH). 2026. Unique ID D004530. http://id.nlm.nih.gov/mesh/2026/D004530
  2. Egg Yolk. In: Wikipedia. https://en.wikipedia.org/wiki/Yolk
  3. Egg Yolk. In: Wikidata. https://www.wikidata.org/wiki/Q181409