Hypoglossal trigone

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Brain: Hypoglossal trigone
Gray709.png
Rhomboid fossa. (Trigonum hypoglossi labeled at center left.)
Human caudal brainstem posterior view description.JPG
Human caudal brainstem posterior view description (Trigonum nervi hypoglossi is #6)
Latin trigonum nervi hypoglossi
Gray's p.779
NeuroNames hier-632

In the upper part of the medulla oblongata, the hypoglossal nucleus approaches the rhomboid fossa, where it lies close to the middle line, under an eminence named the hypoglossal trigone.

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This article incorporates text from a public domain edition of Gray's Anatomy.