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Digastric or Submandibular Triangle

By | 2018-03-21T11:33:59+00:00 March 21st, 2018|Anatomy, Areas, Head and Neck|

Digastric Triangle also known as Submandibular Triangle is named due to it is position in the middle of the two bellies of the digastric muscle and inferior towards the base of the mandible. Digastric or Submandibular Triangle Boundaries Anteroinferiorly: Anterior belly of digastric muscle. Posteroinferiorly: Posterior belly of digastric muscle, along with stylohyoid [...]

Carotid Triangle

By | 2018-03-16T12:00:44+00:00 March 15th, 2018|Anatomy, Areas, Head and Neck|

The triangles of the neck are for surgical purpose andare studied in order to understand the complex and delicate contents that are found in this region. Inside the anterior triangle of the neck, the carotid triangle is among the paired triangles that are based on important landmarks. Carotid Triangle is named because all the three [...]

Transverse Foramen/Foramen Transversarium

By | 2018-03-12T10:30:24+00:00 March 12th, 2018|Anatomy, Areas, Head and Neck|

Transverse foramen/ Foramen Transversarium is a gap on each of the transverse processes which contain the vertebral artery and vein and a sympathetic nerve plexus and it is only found in the cervical vertebrae. The spinal nerves and ganglia traverse the dorsal border of the artery along with segmental vessels. Transverse Foramen With [...]

Retromolar Fossa

By | 2018-03-07T12:41:47+00:00 March 7th, 2018|Anatomy, Areas, Head and Neck|

The retromolar fossa is an irregular shallow fossa and it is distally located towards the last molar. It is confined via: The lowest part of the temporal crest - medially. Via the external oblique ridge - laterally. Retromolar Fossa The retromolar triangle is a three-sided zone which is located posterior/distal towards the third [...]

Sublingual Fossa

By | 2018-03-07T12:02:39+00:00 March 7th, 2018|Anatomy, Areas, Head and Neck|

The sublingual fossa is found alongside the mylohyoid line that spreads out posteriorly via the mental spines on both sides of the symphysis. The sublingual fossa is a distinctive osseous indentation located on the lingual part of the anterior mandible expanding in the middle of the lateral incisor and first molar superior towards the mylohyoid [...]

Optic Canal

By | 2018-03-07T10:36:15+00:00 March 7th, 2018|Anatomy, Areas, Head and Neck|

The optic canal is the rounded gap at the tip of the pyramid shaped. It opens into the middle cranial fossa and is surrounded medially via the body of the sphenoid as well as laterally via the lesser wing of the sphenoid. Optic Canal Structure Approximately the optic canal is 0.4 to 1 [...]

Mental Tubercle

By | 2018-03-07T10:36:38+00:00 March 7th, 2018|Anatomy, Areas, Head and Neck|

Anterolateral protrusion at each side of the chin or mentum is known as mental tubercle. The inferior angles at the base of the triangular mental protuberance are created by these rounded protrusions. Mental Tubercle Relations Oblique line is the extension of the anterior border of the ramus, which travels downwards and forwards to [...]

Genial Tubercle/Mental Spine

By | 2018-03-07T10:37:03+00:00 March 7th, 2018|Anatomy, Areas, Head and Neck|

The inner part of symphysis menti possesses four tubercles known as genial tubercles or mental spines set into two pairs: upper and lower. The upper pair connects with genioglossus muscles and lower pair connects with geniohyoid muscles. Genial Tubercle Relations Mylohyoid line runs obliquely anterior and inferior, behind the 3rd molar tooth which [...]

Digastric Fossa

By | 2018-03-07T07:37:58+00:00 March 7th, 2018|Anatomy, Areas, Head and Neck|

A small oval indentation called digastric fossa is found on both sides of middle line at Inferior border or base of the mandible. The anterior belly of the digastric muscle attaches here. Digastric Fossa Relations Anterior belly of digastrics emerges on the base of mandible close towards symphysis menti from digastric fossa. Digastric [...]

Coronoid Process

By | 2018-03-07T07:38:17+00:00 March 7th, 2018|Anatomy, Areas, Head and Neck|

Coronoid process of mandible is a thin, triangular protrusion. It gives attachment to masseter and temporalis muscle. It is flattened from side to side and it is also variable in shape and size. Coronoid Process Structure It has convex anterior margin and it is constant inferiorly with the anterior boundary of the ramus. [...]