Neck is one of the most vital regions of the Human Body which is divided into Triangles of Neck as it consists of multiple essential structures of the Human Body which are vital for survival. So the Neck has been divided into multiple triangles to help categorize and understand the contents of neck, by dividing […]
Muscles of Head
Muscles of the Head are quite unique when compared to all the other muscles spread over the body as they tend to move the skin and other structures more than bone. All the other muscles Origin in a fixed part and Insertion into a movable part. Whereas the muscles of Head are attached to the […]
Stylomastoid Foramen – Location and Structures passing through it
Stylomastoid Foramen is an opening located between the styloid and mastoid processes of the temporal bone, and it has some clinical significance in patients suffering from Bell’s Palsy which is the inflammation of the facial nerve at the point where it leaves the stylomastoid foramen. Structures passing through Stylomastoid Foramen? This foramen is the end […]
Foramen Spinosum – Location and Structures passing through it
Foramen Spinosum Definition: Foramen Spinosum is a foramen located in the posteromedial part of greater wing of sphenoid, and it connects the middle cranial fossa with the infratemporal fossa. It is one of the two foramens in the greater wing of sphenoid, alongside the Foramen Ovale. It is one of the Foramen in the base of […]
Foramen Lacerum – Location, Anatomy and Structures passing through it
Foramen Lacerum: Foramen Lacerum is a triangular opening located in the middle cranial fossa, allowing for a few vessels to pass through it. It measures about 9mm in length and 7mm in breadth. In Latin it translates to “Lacerated Piercing“. Where is Foramen Lacerum located? The foramen is located between the sphenoid bone, apex of […]
Foramen Ovale – Location, Anatomy and Structures passing through it
Foramen Ovale Definition: Foramen Ovale is a foramen in the greater wing of sphenoid bone, and it gets its name from the latin word Ovale, which means oval window. It is one of the two foramens of the greater wing, alongside foramen spinosum. Where is Foramen Ovale located? The foramen is located in the middle […]
Role of Vitamin K, Liver and Vascular wall in Hemostasis and Coagulation
Coagulation and heamostasis is a very important process in healing for any minor or major injury. Hemostasis or haemostasis is a process which literally means stopping of bleeding due to vasoconstruction. There are three stages in which Hemostasis takes place – Vascular spasm or Vasoconstriction (blood vessels constrict for a short duration), Platelets form a […]
What are the Muscles used to Frown
There has been a long standing debate about people saying that it takes a lot more muscles to frown as compared to smile. This is not true that it takes around 48 muscles to frown, it takes a lot less and it is safe to say that the number of muscles taken to frown and to […]
How many muscles are involved or used to smile
A Smile is one of the best facial expressions which can make anyone around you happy in any situation. To smile it takes not just your mood but also a lot of muscles of your face to bring a smile. Let us look at all the muscles which are responsible to make you smile. There […]
Differences between Maxillary and Mandibular First and Second Molars
Maxillary and Mandibular teeth are different in every aspect starting from the size of the teeth to the number of roots (in the molars). This is a very important topic to know the differences between maxillary and mandibular molars to be able to do proper access cavity preparation, removal or caries and to build up […]
What is Little’s area or Kiesselbach’s area and the Arteries in it
Definition: Kiesselbach’s area or plexus is an anastomosis of five blood vessels in the anterior inferior quadrant of the nasal septum over the septal cartilage. Synonyms: Kiesselbach’s plexus, Kiesselbach’s area, Kiesselbach’s Triangle, Little’s Area The anterior inferior part of nasal septum Contains anastomoses between the superior labial branch of facial artery and sphenopalatine artery, and anterior ethmoidal artery, […]
What are the Foramina of Middle Cranial Fossa and structures passing through them
Cranium is the part of human body and the Skull which is made up of eight cranial bones. Cranium is in short the portion of the skull which surrounds the brain protecting it from external forces. Cranial Fossa are depressions of fossa on the surface of the cranium through which various soft tissue structures pass. […]
Location of Foramen Magnum and the Structures passing through it
Foramen Magnum is the largest foramen situated on the base of the skull through which multiple structures pass including the Spinal Cord. It acts as a passage between the cranial vault and the base of the skull. So let us look at all the other details regarding the Foramen Magnum like its location and the […]
Types of location of 3rd Molar root to Inferior Alveolar Nerve Canal
The 3rd molar is the most commonly impacted tooth in the whole dentition because of the timing of eruption and the lack of length of Jaw which has been decreasing over generations thanks to Evolution. During 3rd molar impaction of the Mandible there are many factors which should be considered before going for Surgical removal […]