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.

種類 Bone
親構造 surface groove

よくある質問

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. (

関連構造

mucus body coating mucous body coating mucus cocoon mucous cocoon Mullerian duct ductus paramesonephricus multi cell part structure cell part cluster multicellular anatomical structure multicellular structure multilaminar epithelium laminated epithelium multi-tissue structure multi-tissue structures multi-unit eye

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This content is for educational and informational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider for medical decisions.

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