Transverse muscle of tongue

The transverse muscle of tongue (transversus linguae) is an intrinsic muscle of the tongue. It consists of fibers which arise from the median fibrous septum. It passes laterally to insert into the submucous fibrous tissue at the sides of the tongue. It is supplied by the hypoglossal nerve (CN XII). It moves the tongue.

Transverse muscle of tongue
Coronal section of tongue, showing intrinsic muscles.
Details
Originmedian fibrous septum
Insertionsides of the tongue
Nervehypoglossal nerve (CN XII)
Actionsmakes the tongue narrow and elongated
Identifiers
Latinmusculus transversus linguae
TA98A05.1.04.108
TA22124
FMA46695
Anatomical terms of muscle

Structure

The transverse muscle of the tongue is an intrinsic muscle of the tongue.[1] It consists of fibers which arise from the median fibrous septum. It passes laterally to insert into the submucous fibrous tissue at the sides of the tongue.

Nerve supply

The transverse lingual muscle is supplied by the hypoglossal nerve (CN XII).[2]

Function

The transverse muscle of the tongue muscle moves the tongue.[1] It narrows and elongates it.

References

This article incorporates text in the public domain from page 1130 of the 20th edition of Gray's Anatomy (1918)

  1. Aggarwal, Annu; Thompson, Philip D. (2011). "44 - Unusual focal dyskinesias". Handbook of Clinical Neurology. Elsevier. pp. 617–628. doi:10.1016/B978-0-444-52014-2.00044-6. ISBN 978-0-444-52014-2. ISSN 0072-9752.
  2. Love, Russell J.; Webb, Wanda G. (1992). "7 - The Cranial Nerves". Neurology for the Speech-Language Pathologist (2nd ed.). Butterworth-Heinemann. pp. 112–136. doi:10.1016/B978-0-7506-9076-8.50013-7. ISBN 978-0-7506-9076-8.
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