parietooccipital branch

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• branch — An offshoot; in anatomy, one of the primary divisions of a nerve or blood vessel. A b.. See ramus, artery, nerve, vein. SYN: ramus (1) [TA]. accessory meningeal b. SYN: pterygomeningeal artery …   Medical dictionary

• Artery — A vessel that carries blood that is high in oxygen content away from the heart to the farthest reaches of the body. Since blood in arteries is usually full of oxygen, the hemoglobin in the red blood cells is oxygenated. The resultant form of… …   Medical dictionary

• ramus parietooccipitalis arteriae occipitalis medialis — [TA] parietooccipital branch of medial occipital artery: a vessel that supplies the cortex of the medial surface of the hemisphere up to the area of the parietooccipital sulcus …   Medical dictionary

• Sulcus — From the Latin for a groove, furrow, or trench. In medicine, there are many sulci (plural of sulcus) as, for example, the superior pulmonary sulcus. * * * 1. [TA] One of the grooves or furrows on the surface of the brain, bounding the several… …   Medical dictionary

• Fissure — A cleft or groove. A fissure can be normal or abnormal. A fissure in the cerebral cortex is a normal feature. It is a deep fold that involves the entire thickness of the brain wall. A fissure in the anus is distinctly abnormal. It is a painful… …   Medical dictionary

• Ramus — In anatomy, a branch, such as a branch of a blood vessel or nerve. For example, the ramus acetabularis arteriae circumflexae femoris medialis is the branch of an artery that goes to the socket of the hip joint. The plural of ramus is rami. * * *… …   Medical dictionary

• Middle cerebral artery — Artery: Middle cerebral artery Outer surface of cerebral hemisphere, showing areas supplied by cerebral arteries. (Pink is region supplied by middle cerebral artery.) …   Wikipedia

• precuneus — A division of the medial surface of each cerebral hemisphere between the cuneus and the paracentral lobule; it lies above the subparietal sulcus and is bounded anteriorly by the marginal branch of …   Medical dictionary

• Calcarine fissure — Infobox Brain Name = PAGENAME Latin = sulcus calcarinus, fissura calcarina GraySubject = 189 GrayPage = 820 Caption = Medial surface of left cerebral hemisphere. ( Calcarine fissure visible at left.) Caption2 = Coronal section through posterior… …   Wikipedia

• arteria cerebri posterior — [TA] posterior cerebral artery: divided into four segments: the precommunicating part (pars precommunicalis), the postcommunicating part (pars postcommunicalis), the lateral occipital artery, and the medial occipital artery; origin, terminal… …   Medical dictionary

• arteria occipitalis medialis — [TA] medial occipital artery: origin, fourth segment of posterior cerebral artery; branches, parietal, parietooccipital, calcarine, and occipitotemporal branches, and branch to dorsal corpus callosum; distribution, dorsum of corpus callosum,… …   Medical dictionary