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22 10, 2018

Parietal lobe

By Dr. Joseph H Volker | 2018-10-22T14:39:19+00:00 October 22nd, 2018|Anatomy, Areas, Head and Neck|0 Comments

The parietal lobe is one of the four lobes of the cerebrum which and it lies posterior to the central sulcus and above the lateral sulcus. It is the major centre for reception and evaluation of all sensory information except smell, hearing and vision. In the parietal lobe: 1. The postcentral sulcus runs downwards and [...]

8 08, 2018

Foramen Cecum of Tongue

By Dr. Joseph H Volker | 2018-08-30T10:10:21+00:00 August 8th, 2018|Anatomy, Areas, Head and Neck|0 Comments

The terminal sulcus which is a V-shaped groove separates the human tongue into anterior and posterior parts. The foramen cecum is a covered foramen, which is the residue of median thyroid diverticulum at initial embryonic development and indicates the top of the terminal sulcus. Foramen Cecum of Tongue Development The thyroglossal duct indicates [...]

8 08, 2018

Side of the Neck

By Dr. Joseph H Volker | 2018-09-19T06:59:48+00:00 August 8th, 2018|Anatomy, Areas, Head and Neck|0 Comments

It is about quadrangular in shape. It's bounded superiorly by the lower border of the body of the mandible, anteriorly by anterior midline of the neck, posteriorly by anterior border of the trapezius and inferiorly by the clavicle and a line stretching from the angle of the mandible to the mastoid process. Interactive Anatomical Interface [...]

8 08, 2018

Supraorbital Notch

By Dr. Joseph H Volker | 2018-08-30T10:58:20+00:00 August 8th, 2018|Anatomy, Areas, Head and Neck|0 Comments

Supraorbital notch is a visible notch on the frontal bone for distribution of the supraorbital nerve along with vessels towards the forehead, at the junction of the medial one-third and lateral two-thirds of the supraorbital margin. It is bridged by fibrous tissue, which occasionally undergoes ossification, creating a bony opening called supraorbital foramen. Supraorbital [...]

8 08, 2018

Mastoid Notch

By Dr. Joseph H Volker | 2018-08-30T09:54:43+00:00 August 8th, 2018|Anatomy, Areas, Head and Neck|0 Comments

The mastoid notch is a deep groove located on the medial side of the mastoid process, for the connection of the digastric muscle. Mastoid Notch Structure It is a deep notch located on the medial side of the mastoid process. It travels within the sagittal plane, running in the middle of the stylomastoid [...]

8 08, 2018

Middle Cranial Fossa

By Dr. Joseph H Volker | 2018-08-30T11:25:00+00:00 August 8th, 2018|Anatomy, Areas, Head and Neck|0 Comments

Floor of the Middle Cranial Fossa The floor of the middle cranial fossa being composed of a small median part and an enlarged lateral part on every side, resembles a butterfly. The middle cranial fossa is demarcated from the anterior cranial fossa by: The posterior free border of the lesser wing of the sphenoid on [...]

8 08, 2018

Foramen Rotundum

By Dr. Joseph H Volker | 2018-08-30T08:35:14+00:00 August 8th, 2018|Anatomy, Areas, Head and Neck|0 Comments

The foramen rotundum is found in the middle cranial fossa, at the bottom of greater wing of the sphenoid bone, inferomedial towards the superior orbital fissure. Lateral wall of sphenoid sinus creates its medial border. It travels downwards as well as laterally in an oblique track and links the middle cranial fossa and pterygopalatine fossa. [...]

8 08, 2018

Maxillary Sinus

By Dr. Joseph H Volker | 2018-08-30T09:03:17+00:00 August 8th, 2018|Anatomy, Areas, Head and Neck|0 Comments

The maxillary sinuses are the largest of the paranasal sinuses, located one on each side as well as totally fill the bodies of the maxillae. Each is pyramid shaped with the laterally pointed top and the base deep towards the lateral wall of the neighboring nasal cavity. Maxillary Sinus The maxilla along with [...]

8 08, 2018

Genial Tubercle/Mental Spine

By Dr. Joseph H Volker | 2018-08-30T09:07:38+00:00 August 8th, 2018|Anatomy, Areas, Head and Neck|0 Comments

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 [...]

8 08, 2018

Ala of Nose

By Dr. Joseph H Volker | 2018-10-09T15:58:56+00:00 August 8th, 2018|Anatomy, Areas, Head and Neck|0 Comments

The external nose is attached superiorly to the nasal bones and inferiorly to the anterior nasal spine. Each protruding lateral margin of nose is known individually as a wing of the nose or an ala of nose. Ala of Nose Structure Ala of Nose: Structure Attaching to the vestibule, its internal [...]