Branching and distribution of the phrenic nerves in the diaphragm of Brazilian Northeast asses (Asinus asinus)

The results obtained from the study of 30 diaphragms of adult asses {Asinus asinus), extracted from 15 male and 15 female animals from the Brazilian Northeastern region, allowed us to reach the following conclusions: 1) The phrenic nerves more frequently result in a lumbocostal trunk and sternal bra...

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Detalhes bibliográficos
Autores: Amorim Júnior, Adelmar Afonso de, Prada, Irvênia Luiza de Santis, Miglino, Maria Angélica
Tipo de documento: artigo
Estado:Versão publicada
Data de publicação:1996
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/50212
Acesso em linha:https://www.revistas.usp.br/bjvras/article/view/50212
Access Level:Acceso aberto
Palavra-chave:Diafragma
Nervo frênico
Jumentos
Anatomia.
Diaphragm
Phrenic nerves
Donkeys
Anatomy.
Descrição
Resumo:The results obtained from the study of 30 diaphragms of adult asses {Asinus asinus), extracted from 15 male and 15 female animals from the Brazilian Northeastern region, allowed us to reach the following conclusions: 1) The phrenic nerves more frequently result in a lumbocostal trunk and sternal branch, either right (76.7%) or left (53.3%); symmetric disposition was registered in some pieces (43.3%); 2) The lumbar branches are destined to the corresponding crura (pars lumbalis); the right branches give small branches to the medial left crus (3.3%), to the right dorsal foliole (6.7%) and to the left dorsal foliole (3.3%), and the leftones also give small branches to the medial right crus (3.3%) to the left dorsal foliole (13.3%) and to the ventral foliole (6.7%);3) The costal branches are distributed to the dorsal region of the pars costalis of each respective side, either right or left, to the right side of the ventral region (3.3%) and to the right dorsal foliole (3.3%), and the left one to the left dorsal foliole (10.0%); 4) The sternal branches are destined to the pars sternalis and ventral region of the pars costalis at the same side; at the right side, they give small branches to the vena cava caudalis (3.3%), or to the ventral foliole (3.3%).