tentorial notch
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tentorial notch — n an oval opening that is bounded by the anterior border of the tentorium cerebelli, that surrounds the midbrain, and that gives passage to the posterior cerebral arteries called also tentorial incisure * * * incisura tentorii cerebelli … Medical dictionary
notch — 1. An indentation at the edge of any structure. 2. Any short, narrow, V shaped deviation, whether positive or negative, in a linear tracing. SYN: incisura [TA], emargination, incisure … Medical dictionary
Brain herniation — Classification and external resources MRI showing injury due to brain herniation ICD 10 G … Wikipedia
incisura — SYN: notch. [L. a cutting into] i. acetabuli [TA] SYN: acetabular notch. i. angularis [TA] SYN: angular incisure. i. anterior auriculae [TA] i. anterior auris SYN: anterior notch of auricle. i. apicis cordis [TA] SYN: notch of cardiac … Medical dictionary
List of anatomical topics — This page aims to list articles related to anatomy. This list is not necessarily complete or up to date if you see an article that should be here but isn t (or one that shouldn t be here but is), please update the page accordingly. NOTOC A… … Wikipedia
transtentorial herniation — protrusion of brain structures through the tentorial notch; the two types are descending transtentorial h. and ascending transtentorial h. Called also tentorial h … Medical dictionary
uncal herniation — n downward displacement of the uncus and adjacent structures into the tentorial notch * * * descending transtentorial herniation in which the uncus protrudes through the notch … Medical dictionary
descending transtentorial herniation — the most common kind of transtentorial herniation, with downward displacement of the most medially placed cerebral structures through the tentorial notch, compressing parts of the cerebrum and structures beneath the notch; it is caused by a… … Medical dictionary
Pupil — The opening of the iris. The pupil may appear to open (dilate) and close (constrict) but it is really the iris that is the prime mover; the pupil is merely the absence of iris. The pupil determines how much light is let into the eye. Both pupils… … Medical dictionary
tentorium — A membranous cover or horizontal partition. [L. tent, fr. tendo, to stretch] t. cerebelli [TA] a strong fold of dura mater roofing over the posterior cranial fossa with an anterior median opening, the tentorial … Medical dictionary
