The inferior or orbital surface of the frontal lobe is concave, and rests on the orbital plate of the frontal bone. It is divided into four orbital gyri by a well-marked H-shaped orbital sulcus
H-shaped orbitalsulcus Cerebrum. Inferior view. Cerebrum. Inferior view. Deep dissection. Wikimedia Commons has media related to Orbitalsulcus. This article...
lateral sulcus, it borders on the insula in the depth of the lateral sulcus. It is bordered anteriorly/inferiorly by the lateral orbitalsulcus. Cytoarchitectonically...
H-shaped orbitalsulcus. These are named, from their position, the medial, anterior, lateral, and posterior, orbital gyri. The medial orbital gyrus presents...
BA47 is also known as orbital area 47. In the human, on the orbital surface it surrounds the caudal portion of the orbitalsulcus (H) from which it extends...
parahippocampal gyrus, with a corresponding internal furrow, the external rhinal sulcus (or rhinal fissure), separating it from the inferiolateral surface of the...
border is the inferior frontal sulcus (which divides it from the middle frontal gyrus), its inferior border is the lateral sulcus (which divides it from the...
between tissues called the central sulcus and from the temporal lobe by a deeper groove called the lateral sulcus (Sylvian fissure). The most anterior...
inferior orbital fissure diverges laterally from the medial end of the superior orbital fissure. It is situated between the lateral wall of the orbit and the...
compression of structures in the superior orbital fissure or the cavernous sinus.[citation needed] Superior orbital fissure syndrome, also known as Rochon-Duvigneaud's...
olfactory peduncle and olfactory bulb lie in the olfactory sulcus a sulcus formed by the medial orbital gyrus on the inferior surface of each frontal lobe. The...
anterior, posterior, medial Features of the maxilla include: the infraorbital sulcus, canal, and foramen the maxillary sinus the incisive foramen Each maxilla...
The infraorbital groove (or sulcus) is located in the middle of the posterior part of the orbital surface of the maxilla. Its function is to act as the...
orbital sulci, are usually connected by the transverse orbitalsulcus, which extends along a medial-lateral axis. Most medially, the medial orbital gyrus...
eye following an enucleation, evisceration, or orbital exenteration. The prosthesis fits over an orbital implant and under the eyelids. Though often referred...
parts. In front of this crest is a longitudinal groove, the lacrimal sulcus (sulcus lacrimalis), the inner margin of which unites with the frontal process...
basilar part of occipital bone posteriorly. It shows: Jugum sphenoidale Sulcus chiasmaticus Tuberculum sellae Sella turcica Dorsum sellae Clivus Rostrum...
opening of the sinus is a deep groove, the lacrimal groove (or lacrimal sulcus), which is converted into the nasolacrimal canal, by the lacrimal bone and...
gyrus which is vertically oriented, and runs parallel with the precentral sulcus. The uppermost of the four gyri is the superior frontal gyrus, below this...
of the perirhinal cortex (in the rhinal sulcus) Area 36 – Part of the perirhinal cortex (in the rhinal sulcus) Area 37 – Fusiform gyrus Area 38 – Temporopolar...
generally surrounded by one or more sulci (depressions or furrows; sg.: sulcus). Gyri and sulci create the folded appearance of the brain in humans and...
lateral sulcus (H), a portion of the orbital part of the inferior frontal gyrus (H). Bounded caudally by the anterior ascending limb of the lateral sulcus (H)...
infra-orbital vein or the inferior ophthalmic vein (via the sinuses), there can be spread via the common ophthalmic vein through the superior orbital fissure...
III, or simply CN III, is a cranial nerve that enters the orbit through the superior orbital fissure and innervates extraocular muscles that enable most...
space between tissues called the central sulcus, and from the temporal lobe by a deep fold called the lateral sulcus also called the Sylvian fissure. The...
Global Information