[Potentiation of heart muscle contraction produced by stimuli which were not followed by contraction].
D000818:Animals; D002118:Calcium / Q000378:metabolism / Q000494:pharmacology; D004558:Electric Stimulation; D006168:Guinea Pigs; D006321:Heart / Q000502:physiology*; D008564:Membrane Potentials / Q000187:drug effects*; D009206:Myocardium / Q000378:metabolism; D011188:Potassium / Q000378:metabolism / Q000494:pharmacology
D011188:Potassium; D002118:Calcium
Potenziamento della contrazione del muscolo cardiaco prodotto da stimoli non seguiti da contrazione.