On the wiki they are called cardiac action potentials. As the generation of the action potentials in the sinoatrial node is mediated by muscle cells, as is the conductionof the action potentials through the purkinje network (see wiki), the action potentials are not neural in nature, but cardiac.

On the wiki they are called cardiac action potentials. As the generation of the action potentials in the sinoatrial node is mediated by muscle cells, as is the conduction of the action potentials through the purkinje network (see wiki), the action potentials are not neural in nature, but cardiac.