Contribution to the anatomic study of the dura-mater of the Bradypus torquatus (Linnaeus, 1758) e Bradypus variegatus (Schinz, 1825)

Authors

  • Jussara Rocha Ferreira Universidade Federal de Goiás, Instituto de Ciências Biológicas, Goiânia, GO
  • Vera Lúcia de Oliveira Comissão Executiva do Plano da Lavoura Cacaueira, Ilhéus, BA
  • Kleber Mirallia de Oliveira Universidade Salgado de Oliveira, Goiânia, GO
  • Marizane Almeida de Oliveira Universidade Federal de Goiás, Instituto de Ciências Biológicas, Goiânia, GO

DOI:

https://doi.org/10.11606/issn.1678-4456.bjvras.2005.26415

Keywords:

Bradypus, Maned sloth, Brain, Meninge, Dura-mater sinus

Abstract

Neurosciences research have contribution to elucidate the history of the animal on the earth, nevertheless many sylvan animals, in South America yet won't be studied. The Sloth's, in risk of extinction, because your high specificity and alimentary specialization can give us information about evolutive animal history. We use dead animals by natural process, freeze, fixed and injected by natural latex in Matinha´s reserve, Itabuna/Ilhéus, ceded for projects in association between the reserve, São Paulo University and other institutions. The dissections were realized by magnified glass succors, documented, descript and analyzed by the references. We don't have many references about the theme thus were utilized descriptions and systematizations in humans and other mammals as the base for discussions. In the dura-mater was found a similar structure in other mammals, with falx´s brain and cerebelar tent , over there venous sinus. This sinus show interests alterations in your formations, all adequate to your anatomic characteristics of your brain, among these a orbiculo-frontal sinus around the base of olfactory bulbs, a sinus para-sagital cerebelar in a place of a cerebelar vein like description for many authors, and a connection between transverse sinus and inter-transverse sinus. Finally a peculiarity in this system is a transposition of the sigmoid sinus in a caudo-rostral orientation draining the blood support of the rostral region of the brain, specially the olfactory set.

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Published

2005-10-01

Issue

Section

UNDEFINIED

How to Cite

1.
Ferreira JR, Oliveira VL de, Oliveira KM de, Oliveira MA de. Contribution to the anatomic study of the dura-mater of the Bradypus torquatus (Linnaeus, 1758) e Bradypus variegatus (Schinz, 1825). Braz. J. Vet. Res. Anim. Sci. [Internet]. 2005 Oct. 1 [cited 2024 Jul. 23];42(5):381-7. Available from: https://www.revistas.usp.br/bjvras/article/view/26415