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Encyclopedia > Submental triangle
Submental triangle
The triangles of the neck. (Anterior triangles to the left; posterior triangles to the right. Suprahyoid labeled at left.)
Side of neck, showing chief surface markings. (Nerves are yellow, arteries are red.)
Latin trigonum submentale
Gray's subject #145 565
Dorlands/Elsevier t_19/12823617

The submental triangle (or suprahyoid triangle) is a division of the anterior triangle of the neck. Image File history File links Gray512. ... Latin is an ancient Indo-European language originally spoken in Latium, the region immediately surrounding Rome. ... Elseviers logo. ... The anterior triangle is bounded, in front, by the middle line of the neck; behind, by the anterior margin of the Sternocleidomastoideus; its base, directed upward, is formed by the lower border of the body of the mandible, and a line extending from the angle of the mandible to the...

Contents

Boundaries

It is limited:

  • behind by the anterior belly of the Digastricus,
  • in front by the middle line of the neck between the mandible and the hyoid bone;
  • below, by the body of the hyoid bone;
  • its floor is formed by the Mylohyoideus.

The digastric muscle (named digastric as it has two bellies) is a small muscle located under the jaw. ... It has been suggested that this article or section be merged with jaw. ... The hyoid bone (Os Hyoideum; Lingual Bone) is a bone in the human neck, not articulated to any other bone; it is supported by the muscles of the neck and in turn supports the root of the tongue. ... The Mylohyoid muscle, flat and triangular, is situated immediately above the anterior belly of the digastric muscle, and forms, with its fellow of the opposite side, a muscular floor for the cavity of the mouth. ...

Contents

It contains:

Structure of the lymph node. ... The anterior jugular vein begins near the hyoid bone by the confluence of several superficial veins from the submaxillary region. ...

See also

The anterior triangle is bounded, in front, by the middle line of the neck; behind, by the anterior margin of the Sternocleidomastoideus; its base, directed upward, is formed by the lower border of the body of the mandible, and a line extending from the angle of the mandible to the...

Additional images

External links

This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained herein may be outdated. Please edit the article if this is the case, and feel free to remove this notice when it is no longer relevant. Georgetown University, incorporated as the The President and Directors of the College of Georgetown, is a private university in the United States, located in Georgetown, a historic neighborhood of Washington, D.C. Founded on January 23, 1789 by Archbishop John Carroll, it is both the oldest Roman Catholic and oldest... The State University of New York Health Science Center at Brooklyn, better known as SUNY Downstate Medical Center, is an academic medical center and is the only one of its kind in the Borough of Brooklyn in New York City. ... The State University of New York Health Science Center at Brooklyn, better known as SUNY Downstate Medical Center, is an academic medical center and is the only one of its kind in the Borough of Brooklyn in New York City. ... The public domain comprises the body of all creative works and other knowledge—writing, artwork, music, science, inventions, and others—in which no person or organization has any proprietary interest. ... An illustration from the 1918 edition Henry Grays Anatomy of the Human Body, commonly known as Grays Anatomy after Henry Gray, is an anatomy textbook widely regarded as a classic work on human anatomy. ...


  Results from FactBites:
 
Dorlands Medical Dictionary (2811 words)
Alsberg's triangle,   an equilateral triangle with its apex upward, formed by a line passing through the long axis of the femur, a second line passing through the long axis of the neck of the femur, and a third line on a plane passing through the base of the head of the femur.
triangle of elbow,   a triangular area on the front of the elbow, having the brachioradialis muscle on the lateral side and the pronator teres on the medial side, the base being toward the humerus.
Henke's triangle,   a triangular area between the descending portion of the inguinal fold, the lateral portion of the inguinal fold, and the lateral border of the rectus muscle.
  More results at FactBites »

 
 

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