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Digastric Muscle

By | 2018-03-16T12:00:31+00:00 March 16th, 2018|Anatomy, Head and Neck, Muscles|

Digastric muscle is a muscular band that is made up of posterior and anterior bellies, which are joined by an intermediate tendon. Because of its two bellies this muscle is named digastric. Digastric Muscle Origin The bipinnate posterior belly- via the mastoid notch of the temporal bone. The unipinnate anterior belly - via [...]

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 [...]

Lingual Nerve

By | 2018-03-12T09:29:05+00:00 March 12th, 2018|Anatomy, Head and Neck, Nerves|

The lingual nerve is a sensory division belonging to the posterior branch of the mandibular division of the trigeminal nerve. Lingual Nerve Origin The lingual nerve arises via posterior division of the mandibular nerve and travels down in the middle of the ramus of the mandible as well as the medial pterygoid muscle. [...]

Inferior Alveolar Nerve

By | 2018-03-12T07:27:25+00:00 March 12th, 2018|Anatomy, Head and Neck, Nerves|

The inferior alveolar nerve a.k.a. the inferior dental nerve is a division of the mandibular nerve, the third division of the trigeminal nerve. The inferior alveolar nerve is primarily a twin motor and sensory nerve. It innervates the lower teeth. It is also the largest branch of the mandibular nerve. Inferior Alveolar Nerve [...]

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 [...]

Temporomandibular Ligament

By | 2018-03-07T12:45:54+00:00 March 7th, 2018|Anatomy, Head and Neck, Joints and Ligaments|

Temporomandibular ligament is located on the lateral side of the temporomandibular joint. It is also known as the lateral ligament of the temporomandibular joint or external lateral ligament. Temporomandibular Ligament Structure The temporomandibular ligament is mainly made up of diagonally oriented fibers. The temporomandibular ligament is made up of two short, narrow fasciculi, [...]

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 [...]

Squamous Suture

By | 2018-03-07T11:14:30+00:00 March 7th, 2018|Anatomy, Head and Neck|

The Squamous Suture is a simple joint that unites the parietal and temporal bones of the skull. It is among several sutures which are a type of stationary joint that is found only among cranial bones. Squamous Suture These sutures are fibrous joints are made up of a thin layer of dense fibrous [...]