Contribuição ao estudo da vascularização arterial do testículo, em bovinos da raça Nelore.

Thirty adult Nelore bovine pairs of testis, from animals aging 4 to 8-years-old were collected and studied through vinyl acetate models. Two types of testicular arterial distribution were observed. In 70%of the cases the testicular artery gives two branches: one lateral and another medial with an eq...

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Detalhes bibliográficos
Autores: Visitin, José Antonio, Borelli, Vicente, Barnabe, Valquiria Hyppolito
Tipo de documento: artigo
Estado:Versão publicada
Data de publicação:1991
País:Brasil
Recursos:Faculdade de Medicina Veterinária e Zootecnia da Universidade de São Paulo (FMVZ-USP)
Repositório:Brazilian Journal of Veterinary Research and Animal Science
Idioma:português
OAI Identifier:oai:revistas.usp.br:article/51932
Acesso em linha:https://www.revistas.usp.br/bjvras/article/view/51932
Access Level:Acceso aberto
Palavra-chave:Anatomia (bovinos)
Testículos
Artérias
Bovinos (raça Nelore)
Anatomy of cattle
Testis
Arteries
Cattle (Nelore breed)
Descrição
Resumo:Thirty adult Nelore bovine pairs of testis, from animals aging 4 to 8-years-old were collected and studied through vinyl acetate models. Two types of testicular arterial distribution were observed. In 70%of the cases the testicular artery gives two branches: one lateral and another medial with an equivalent participation in the organ's irrigation (10.0%); another 31.7% of these showed predominance of the lateral branch or of the medial (28.3%) and in some cases (30.0%) it supplies with 1 to 5 lateral and from2 to 4 medial branches which together with the mentioned artery, irrigate the gland. For each type of vascularization, the origin, number of penetrating vessels, its distribution and different quarters settlement were registered. Regarding to the number of penetrating vessels, they were observed in the dorsolateral, dorsomedial, ventrolateral and ventromedial quarters, which reported in terms of their medians were respectively: 12,0; 11,0; 7,5 and9,0 when there was an equivalence between the lateral and medial branches in the testicular vascularization;12,0, 8,0, 8,0 and 13,0 with predominance of the lateral branch; 9,0; 9,0; 11,0 and 10,0 with predominance of the medial and 11,0; 11,5; 10,0 and9,5 when the testicular artery issues variable number of lateral (1 to 5) and medial (2 to 4) branches.