Transmembrane potentials of pacemaker fibers of the sinus node were recorded to analyze the effect of harmaline (HME) on cardiac automaticity. A short exposure to HME 2.1 × 10-5 or 8.3 × 10-5 M produced a long lasting ...

Biasi C., Borelli V., Benedicto H.G., Pereira M.R., Favaron P.O. & Bombonato P.P. 2012. [Comparative analysis between ventricular and sinoatrial node vascularization in cats.] Analise comparativa entre a vascularizacao ...

Antecedentes: El conocimiento exacto de la integración anatomofisiológica del sistema de conducción del corazón, es fundamental para la comprensión fisiopatológica, el diagnóstico y el manejo de muchas de las complicaciones ...

Background. Accurate knowledge regarding the cardiac conduction system’s anatomical-physiological integration is essential for understanding the pathophysiology, diagnosis and management of many complications regarding ...

O nó sinoatrial, por se encontrar topograficamente instalado como componente inicial do sistema de condução, é responsável pela geração dos impulsos nervosos determinantes da contração cardíaca. Estudos relacionados à ...

The morphological expression of nodal arteries is important in the diagnosis and management of cardiac clinical events and surgical approaches. 88 nodal arteries of hearts obtained from autopsies were studied. Coronary ...