Morphology of the external male genital organs of agouti (Dasyprocta aguti. Linnaeus, 1766)

• Autor(a) principal: Menezes, Danilo José Ayres de
• Data de Publicação: 2003
• Outros Autores: Carvalho, Maria Acelina Martins de, Assis-Neto, Antonio Chaves de, Oliveira, Moacir Franco de, Farias, Eduardo Cunha, Miglino, Maria Angélica, Medeiros, Gildenor Xavier
• Tipo de documento: Artigo
• Idioma: por
• Título da fonte: Brazilian Journal of Veterinary Research and Animal Science
• Texto Completo: https://www.revistas.usp.br/bjvras/article/view/11439
• topic: Cutia; Macho; Pênis; Aparelho reprodutor; Morfologia; Agouti; Male; Penis; Male genital Organs; Morfology

Thirty-thee males adult agoutis (Dasyprocta aguti) had been used, originated from the Universidade Federal do Piauí (UFPI) - Piauí State, and from the Escola Superior de Agricultura de Mossoró (ESAM) - Rio Grande do Norte State - Brazil. The purpose of the present investigation was describly the morfology of male genital organs and caracterized the histology aspects and their gross caracteristics. It was carry out an dissections of the extenal organs genital. The fragments were included in paraffin and stained with hematoxylin-eosin and Tricomy of the Masson and observed in light microscopic .The result showed that the penis is fibrocavernous with large amounts of the keratizaded structures in the their apex. In third part of the penis was evidencied an curved with form of the "U" lying. The glans was covering to keratinized epiderm with many espicules, an bone penis has been replaced the carvernous body. In the part ventral of the penis there was suburethal sac with two long projection corneus. In the Scroral region there wasn't distintict external limits with scrotum. Under of the internal layer of the prepuce, next to the preputial orifice, there was two preputial gland.