![]() If the length of the absolute refractory period in cardiac muscle cells was the same as it is for skeletal muscle cells, _.Ī.) pacemaker cells would cease to spontaneously depolarizeī.) it would be much longer before cardiac cells could respond to a second stimulationĬ.) tetanic contractions might occur, which would stop the heart's pumping actionĭ.) contractions would last as long as the refractory period tetanic contractions might occur, which would stop the heart's pumping action Which is most responsible for the synchronized contraction of cardiac muscle tissue?ĭ.) gap junctions gap junctions Trace the pathway of stimulation through the heart.
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