Complex sentence: This results in an accumulation of calcium in the myocardial cell via the sodium calcium exchanger and leads to a greater state of inotropism, a mechanism which is also seen with cardiac glycosides.
Split into simpler sentences: This results in an accumulation of calcium in the myocardial cell via the sodium calcium exchanger. And leads to a greater state of inotropism, a mechanism which is also seen with cardiac glycosides.