Research any topic before you write.

Find related topics. | Discover entities. | See connections. | Build a topical map.

Amnion

The amnion (pl.: amnions or amnia) is a membrane that closely covers human and various other embryos when they first form. It fills with amniotic fluid, which causes the amnion to expand and become the amniotic sac that provides a protective environment for the developing embryo. The amnion, along with the chorion, the yolk sac and the allantois protect…

Applications, Overview & Additional images

Use the mouse wheel or two fingers (on touchscreens) to zoom in and out of the map.

Research this topic

Explore the main themes, entities and connections around Amnion. Start with the topic map, then use the sections below for research and deeper semantic analysis.

Explore this topic

Start with a few of the strongest sections from the source topic. These are research directions, not a list of keywords you must use.

Overview

21 related topics

Additional images

8 related topics

Other animals

7 related topics

Application

3 related topics

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

FMA
80223
Latin
amniosinas
MeSH
D000650
TE
E6.0.1.2.0.0.9

Topics to explore

Browse the full topic structure. Each item opens a new analysis centered on that subject.

Overview

Etymology

In humans

Clinical significance

Other animals

Application

Additional images

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

Map overview Semantic statistics

Amnion

Nodes56
Edges55
Triples37
Avg. degree1.96
Density0.035714
Components1

How this topic connects Entity context

See the strongest relationship patterns around the current topic before diving into the raw triples.

Amnion

Top relations

related to Additional images · 12
Amnion → Diagram, Dorsal, Human, Hylobates, Meconium-laden, Model, Opened, Placenta, Scheme, Section, Sectional, Surface
related to Etymology · 9
Amnion → Amnias, Amnisos, Ancient Greek, Crete, Eileithyia, English, Etymologists, Greek, However
related to In humans · 5
Amnion → In, Outside, The, This, When
related to Other animals · 2
Amnion → At, In
FMA · 1
Amnion → 80223
Latin · 1
Amnion → amniosinas
MeSH · 1
Amnion → D000650
TE · 1
Amnion → E6.0.1.2.0.0.9
is a · 1
Amnion → feature of the vertebrate clade Amniota
related to Clinical significance · 1
Amnion → Extra-amniotic

Important terminology Word statistics

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

embryo amniotic sac chorion human inner allantois birds reptiles mammals fetus enclosed placenta fluid outer uterus ectoderm surface membrane first

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
AmnionFMA802231.00infobox
AmnionLatinamniosinas1.00infobox
AmnionMeSHD0006501.00infobox
AmnionTEE6.0.1.2.0.0.91.00infobox
Amnionis afeature of the vertebrate clade Amniota0.90text
HIVinstance ofIn valid commercial products to prevent transmission of viral infections0.80text
hepatitisinstance ofIn valid commercial products to prevent transmission of viral infections0.80text
the donor's bloodinstance ofIn valid commercial products to prevent transmission of viral infections0.80text
Amnionrelated to Additional imagesPlacenta0.60section
Amnionrelated to Additional imagesSurface0.60section
Amnionrelated to Additional imagesHylobates0.60section
Amnionrelated to Additional imagesHuman0.60section

Related concept clusters Concept neighborhoods

These clusters group vocabulary that occurs around closely connected concepts in the source material.

    Connections between topic areas Semantic bridges

    Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.

    Min side: 3
    For writers, content strategists, SEOs, marketers and creators — from quick topic research to advanced semantic analysis.