The Emergence Machine

Epithelial

physical · Biology · Level 7 · E3

E3Chemistry

Each concept here is mapped to its prerequisites — the ideas you'd need first to understand it — all the way down to four foundations: Space, Time, Energy, Pattern. Click any prerequisite to drill down, or scroll for the chain graph.

Trace. Question. Emerge.

Emergence definition

Epithelial tissues are composed of tightly packed cells that form barriers and linings, made of matter organized in structured arrangements to protect and regulate exchange across body surfaces.

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Wiktionary senses

External reference — all senses of the word “epithelial” on Wiktionary. This atlas concept maps to only the slice of meaning relevant to the prerequisite graph.

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Source: Wiktionary — “epithelial”. Content available under CC BY-SA 4.0.

Historical origin

Origin word
epithelial
Origin language
English

Prerequisite chain

Possible path of this concept down to the fundamental substrate.

thisfoundationsL7L6L5L4L3L2L1L0EpithelialTissueAnimalOrganismCellFormLifeStructureChangeMatterEnergyPatternSpaceTimeE1 concrete → E14 abstract

Neighborhood

Direct prerequisites above, concepts that depend on this one below.

used byprerequisitesEndotheliumL8EpithelialL7AnimalL5TissueL6E1 concrete → E14 abstract

In other languages

Prerequisites

What you need to understand first.

  • Animal L5 (requires) Biology sense
    This is a specific animal; understanding what an animal is comes first
  • Tissue L6 (requires)
    Epithelial tissues are composed of tightly packed cells that form barriers and linings, made of matter organized in structured arrangements to protect and regulate exchange across body surfaces.

Used by