Morphological Characterization of Diaphragm in Common Squirrel Monkey (Saimiri sciureus)



Título del documento: Morphological Characterization of Diaphragm in Common Squirrel Monkey (Saimiri sciureus)
Revista: Anais da Academia Brasileira de Ciencias
Base de datos: PERIÓDICA
Número de sistema: 000420588
ISSN: 0001-3765
Autores: 1
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1
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Instituciones: 1Universidade Federal Rural da Amazonia, Faculdade de Medicina Veterinaria, Belem, Para. Brasil
Año:
Periodo: Mar
Volumen: 90
Número: 1
Paginación: 169-178
País: Brasil
Idioma: Inglés
Tipo de documento: Artículo
Enfoque: Analítico, descriptivo
Resumen en inglés The wall of the diaphragm can be affected by congenital or acquired alterations which allow the passage of viscera between the abdominal and chest cavities, allowing the formation of a diaphragmatic hernia. We characterized morphology and performed biometrics of the diaphragm in the common squirrel monkey Saimiri sciureus. After fixation, muscle fragments were collected and processed for optical microscopy. In this species the diaphragm muscle is attached to the lung by phrenopericardial ligament. It is also connected to the liver via the coronary and falciform ligaments. The muscle is composed of three segments in total: 1) sternal; 2) costal, and 3) a segment consisting of right and left diaphragmatic pillars. The anatomical structures analyzed were similar to those reported for other mammals. Histological analysis revealed stable, organized muscle fibers with alternation of light and dark streaks, indicating transverse striation
Disciplinas: Biología
Palabras clave: Mamíferos,
Anatomía e histología,
Mono ardilla,
Hernia diafragmática,
Morfología,
Saimiri sciureus
Keyword: Mammals,
Anatomy and histology,
Squirrel monkey,
Diaphragmatic hernia,
Morphology,
Saimiri sciureus
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