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En relación al sistema cardiovascular es cierto que:a. Las coronarias se llenan durante la sístole ventricularb. La arteria coronaria dominante es la que da la rama interventricular posteriorc. El impulso eléctrico cardiaco se transmite del seno al nodo a través del haz interauricular de Bachmannd. El sistema de conducción cardiaco está formado por neuronas diferenciadas y especializadas, conautomatismo y ritmicidad
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