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trigger zone

trigger zone A trigger zone is the axonal region formed by the axon hillock together with the axon initial segment.

A trigger zone is the axonal region formed by the axon hillock together with the axon initial segment. It lies where the first part of the axon meets the cell body.

Also see

Sources

Drafting source: U.S. National Library of Medicine. Medical Subject Headings (MeSH), 2026 descriptor edition. “Axon Initial Segment” (D000071040).
public-domain-US-government · Source snapshot SHA-256: f4339837e5ce728d59229737271179cfc45f7c4c2318205c617937116f54440b

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PsychTerms (psychterms.org), CC BY 4.0, version 1. “trigger zone.” Development preview.

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