an extension of one of the membranes covering the cerebrum which, with the transverse fissure, separates the cerebrum from the cerebellum
2. Zoology(of an insect)
the internal skeleton of the head
Derived forms
tentorial
adjective
Word origin
[1655–65; ‹ NL tentōrium, L: tent, equiv. to ten(dere) to extend, stretch + -tōrium-tory2]This word is first recorded in the period 1655–65. Other words that entered Englishat around the same time include: disk, intensity, loaded, mechanism, patrol
Examples of 'tentorium' in a sentence
tentorium
Brainstem was hypoplastic and structures above tentorium were normal.
Fazil Mustafa Gelal, Tugce Ozlem Kalayci, Mehmet Celebisoy, Levent Karakas, HulyaErdogan Akkurt, Feray Koc 2016, 'Clinical and MRI findings of cerebellar agenesis in two living adult patients', Annals of Indian Academy of Neurologyhttp://www.annalsofian.org/article.asp?issn=0972-2327;year=2016;volume=19;issue=2;spage=255;epage=257;aulast=Gelal. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The tentorium was progressively displaced upward by the cyst.
Chih-Fen Hu, Hueng-Chuen Fan, Cheng-Fu Chang, Chih-Chien Wang, Shyi-Jou Chen 2011, 'Successful Treatment of Dandy–Walker Syndrome by Endoscopic Third Ventriculostomyin a 6-Month-Old Girl With Progressive Hydrocephalus: A Case Report and LiteratureReview', Pediatrics and Neonatologyhttp://www.sciencedirect.com/science/article/pii/S1875957210000136. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Magnetic resonance imaging revealed a tumor around the right cerebellar tentorium.
Kenji Fukutome, Ryota Kimura, Yoshinari Okumura, Yoshio Ohta 2019, 'Solitary fibrous tumor/hemangiopericytoma expanding the superior and inferior cerebellartentorium: A case report', Interdisciplinary Neurosurgeryhttp://www.sciencedirect.com/science/article/pii/S221475191830183X. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
This in turn causes cranio-caudal stretching of both the falx and tentorium.
V. Umamaheswara Reddy, Amit Agrawal, H. Suryaprakash, Vankineni Srikanth, G. Mithilasri 2015, 'Extensive subdural hematoma in full term neonate due to falcine laceration', Egyptian Pediatric Association Gazettehttp://www.sciencedirect.com/science/article/pii/S1110663815000063. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
With this approach the occipital lobe and the cerebellum are exposed along the tentorium.
Igor de Castro, Daniel de Holanda Christoph, José Alberto Landeiro 2005, 'Combined supra/infratentorial approach to tentorial meningiomas Abordagem combinadasupra e infratentorial aos meningiomas tentoriais', Arquivos de Neuro-Psiquiatriahttp://www.scielo.br/scielo.php?script=sci_arttext&pid=S0004-282X2005000100010. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Sixty two cases had supratentorial localization, 4 lesions were located beneath the tentorium and 17 showed both settings.
Marcelo Corti, Humberto Metta, Maria F. Villafañe, Claudio Yampolsky, Ricardo Schtirbu,Gustavo Sevlever, Delia Garrido 2008, 'La biopsia estereotáctica en el diagnóstico de las lesiones cerebrales focales ensida Stereotactic brain biopsy in the diagnosis of focal brain lesions in AIDS', Medicina (Buenos Aires)http://www.scielo.org.ar/scielo.php?script=sci_arttext&pid=S0025-76802008000400003. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Only seven muscles attach at the tentorium in giant pill-millipedes, including two antennal muscles and two muscles of the gnathochilarium.
Leif Moritz, Thomas Wesener, Markus Koch 2018, 'An apparently non-swinging tentorium in the Diplopoda (Myriapoda): comparative morphologyof the tentorial complex in giant pill-millipedes (Sphaerotheriida)', ZooKeyshttps://zookeys.pensoft.net/articles.php?id=21909. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
There are two main forms of the branching of tentorial nerve in the tissue tentorium cerebelli: one-sided and double-sided.
S. S. Malakhov 2018, 'General characteristics of morphometric parameters nerve structures of the tentoriumcerebelli', Journal of Education, Health and Sporthttp://www.ojs.ukw.edu.pl/index.php/johs/article/view/6281. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)