tentorium


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 notch, through which the midbrain passes; the t. cerebelli is attached along the midline to the falx cerebri and separates the cerebellum from the basal surface of the occipital and temporal lobes of the cerebral hemisphere. SYN: cerebellar t. [TA].
- cerebellar t. [TA] SYN: t. cerebelli.
- t. of hypophysis SYN: diaphragma sellae.

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ten·to·ri·um -ē-əm n, pl -ria -ē-ə TENTORIUM CEREBELLI

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n.
a curved infolded sheet of dura mater that dips inwards from the skull and separates the cerebellum below from the occipital lobes of the cerebral hemispheres above.

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ten·to·ri·um (ten-torґe-əm) pl. tentoґria [L. “tent”] an anatomical part resembling a tent or a covering.

Medical dictionary. 2011.

Look at other dictionaries:

  • Tentorium — bezeichnet Eine querverlaufende Struktur zwischen dem Okzipitallappen des Großhirns und dem Kleinhirn; das Tentorium cerebelli (dt. Kleinhirnzelt). Eine Skelettstruktur im Kopf von Wirbellosen; siehe Tentorium (Wirbellose). Ein römisches Zelt,… …   Deutsch Wikipedia

  • Tentorium — Ten*to ri*um, n. [L., a tent.] (Anat.) A fold of the dura mater which separates the cerebellum from the cerebrum and often incloses a process or plate of the skull called the bony tentorium. [1913 Webster] …   The Collaborative International Dictionary of English

  • TENTORIUM — a tendendo: De militibus proprie, quorum Tentoria antiquitus e pellibus fuisse, docet Val. Maxim. l. 2. c. 7. ex 15. Decreverunt, ut ex iis, qui equô meruerunt, peditum numerô militarent; qui pedites fuerant, in funditorum auxilia… …   Hofmann J. Lexicon universale

  • Tentorĭum — (lat.), Zelt. T. des Cerebellums, so v.w. Gehirnzelt, s.u. Gehirnhäute …   Pierer's Universal-Lexikon

  • Tentorium —    • Tentorĭum,          см. Tabernaculum, Табернакулум …   Реальный словарь классических древностей

  • Tentorium — The tentorium (plural tentoria) is a term used to refer to the framework of internal supports (a false endoskeleton) within an arthropod head. The tentorium is formed by ingrowths of the exoskeleton, called apophyses, which fuse in various ways… …   Wikipedia

  • tentorium — n.; pl. oria [L. tentorium, tent] (ARTHROPODA: Insecta) Two anterior and two posterior apodemes (arms) that form the internal skeleton of the head, serving as a brace for the head and for the attachment of muscles; in Culicidae, the right and… …   Dictionary of invertebrate zoology

  • tentorium — tentorial, adj. /ten tawr ee euhm, tohr /, n., pl. tentoria / tawr ee euh, tohr /. 1. Anat. an extension of one of the membranes covering the cerebrum which, with the transverse fissure, separates the cerebrum from the cerebellum. 2. Zool. (of an …   Universalium

  • tentorium — noun a) The framework of internal supports (a false endoskeleton) within an arthropod head, formed by ingrowths of the exoskeleton called apophyses. b) The tentorium cerebelli …   Wiktionary

  • tentorium — ten•to•ri•um [[t]tɛnˈtɔr i əm, ˈtoʊr [/t]] n. pl. to•ri•a [[t] ˈtɔr i ə, ˈtoʊr [/t]] zool. the internal skeleton of an insect s head • Etymology: 1655–65; < NL tentōrium, L: tent < ten(dere) to extend, stretch ten•to′ri•al, adj …   From formal English to slang


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