metotic fissure

An embryonic fissure between the otic capsule and the arches which develop into the occipital bones. The fissure may persist into adulthood. It is also referred to as the 'lateral otic fissure' The metotic fissure opens into the vestibular fontanelle, if the fontanelle is present. (Johanson et al. (2003)). Otherwise it opens to the metotic foramen.

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类型 Bone
上级结构 surface groove

Frequently Asked Questions

What is the metotic fissure?

An embryonic fissure between the otic capsule and the arches which develop into the occipital bones. The fissure may persist into adulthood. It is also referred to as the 'lateral otic fissure' The metotic fissure opens into the vestibular fontanelle, if the fontanelle is present. (Johanson et al. (

References

  1. UBERON — UBERON:0018339 Cross-species anatomy ontology (EMBL-EBI Ontology Lookup Service)

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Data sources: Terminologia Anatomica, Foundational Model of Anatomy, Wikidata.