The point corresponding with the posterior end of the sphenoparietal suture is named the pterion; it is situated about 3 cm. behind, and a little above the level of the zygomatic process of the frontal bone. Latin is an ancient Indo-European language originally spoken in the region around Rome called Latium. ... Embryology is the branch of developmental biology that studies embryos and their development. ... Medical Subject Headings (MeSH) is a huge controlled vocabulary (or metadata system) for the purpose of indexing journal articles and books in the life sciences. ... Elseviers logo Elsevier, the worlds largest publisher of medical and scientific literature, forms part of the Reed Elsevier group. ... The frontal bone (os frontale, TA: A02. ...
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 As such, some of the information contained herein may be outdated.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. SUNY Downstate Medical Center is Brooklyns only academic medical center. ... 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, is an anatomy textbook widely regarded as a classic work on human anatomy. ...
ethmoid bone: Cribriform plate | Crista galli | Perpendicular plate | Labyrinth of ethmoid | Ethmoid sinus | Uncinate process | Middle nasal concha | Superior meatus | Superior nasal concha | Middle meatus Your skull is in your back (this is obviously not true, I was just testing the website to see if it really works) The ethmoid bone (os ethmoidale) is a bone in the skull that separates the nasal cavity from the brain. ... The ethmoid bone (os ethmoidale) is a bone in the skull that separates the nasal cavity from the brain. ... The crista galli (Latin: crest of the cock) is a median ridge of bone that projects from the cribriform plate of the ethmoid bone. ... ethmoidal sinuses can be divided into 3: a) anterior b) middle c) posterior except the posterior ethmoidal sinus, all the ethmoidal sinuses will drain into middle meateus. ... An uncinate process is a hook shaped process on the lateral borders of the superior surface of the bodies of C3-C6 (T1). ...
mandible: Symphysis menti | Mental foramen | Mylohyoid line | Ramus mandibulae | Mandibular foramen | Mandibular canal The mandible (inferior maxillary bone) (together with the maxilla) is the largest and strongest bone of the face. ... The external surface of the mandible is marked in the median line by a faint ridge, indicating the Symphysis menti or line of junction of the two pieces of which the bone is composed at an early period of life. ... The mental foramen is a foramen in the mandible. ... The Mandibular Foramen is an opening on the internal surface of the ramus for the mandibular vessels and nerve to pass. ...
others:nasal bone | inferior nasal conchae | vomer bone The Nasal Bones (Ossa Faciei & Ossa Nasalia) are two small oblong bones, varying in size and form in different individuals; they are placed side by side at the middle and upper part of the face, and form, by their junction, the bridge of the nose. ... It has been suggested that this article or section be merged with Nasal concha. ... The vomer bone is one of the unpaired facial bones of the skull. ...
The line drawn from the inferior rim of the orbit through the external acoustic meatus (EAM) is called the Reid's base line and is very useful in estimating the location of the motor strip.
Pterion:: 2 fingerbreadths above the zygomatic arch and a thumb's breadth behind the frontal process of the zygomatic bone.
Planning temporal craniotomies or trephination; the position of the pterion, sylvian fissure and asterion is important to remember- the pterion and sylvian fissure are discussed above; the asterion is defined at the junction of the lambdoid, occipitomastoid and parietomastoid sutures.
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