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'''In the sinal node (SA node) are pacemakercells which determine the heart frequency.''' | '''In the sinal node (SA node) are pacemakercells which determine the heart frequency.''' | ||
''' | '''First the [[heart|atria]] depolarise and contract, after that the [[heart|ventricles]]''' | ||
The electrical signal between the atria and the ventricles goes from the sinus node, via the atria to the AV-node (atrioventricular ''overgang'') to the His bundle and subsequently to the right and left bundle branche, which ''uitmonden'' in a ''fijnvertakt'' network of Purkinje fibers. | |||
{{clr}} | {{clr}} | ||