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Vertical muscle of tongue

Intrinsic muscle of the tongue

Vertical muscle of tongue
Acoronal sectionoftongue, showing intrinsic muscles.
Details
Origin	Submucosal fibrous layer of dorsum of tongue
Insertion	Inferior surface borders of tongue
Nerve	Hypoglossal nerve (CN XII)
Actions	Flattens and broadens tongue
Identifiers
Latin	musculus verticalis linguae
TA98	A05.1.04.109
TA2	2125
FMA	46696
Anatomical terms of muscle [edit on Wikidata]

The vertical muscle of the tongue is an intrinsic muscle of the tongue. Its fibers extend from the upper to the under surface of the tongue. It is innervated by the hypoglossal nerve (cranial nerve XII). Its contraction flattens, widens and elongates the tongue.^{[citation needed]}

The vertical muscle of the tongue is an intrinsic muscle of the tongue.^[1] It is found only at the borders of the forepart of the tongue.^{[citation needed]}

Fibres of the vertical muscle of the tongue are arranged in an almost vertical direction, and intersect the transversely oriented fibres of the transverse muscle of tongue.^[2] Fibers of the vertical muscle of the tongue extend from the upper to the under surface of the tongue.^{[citation needed]}

The vertical of the tongue is innervated by the hypoglossal nerve (CN XII).^[3]

Contraction of the vertical muscle of the tongue flattens, widens and elongates the tongue.^[2]

This article incorporates text in the public domain from page 1131 of the 20th edition of Gray's Anatomy (1918)

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