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Medicine, 18.07.2019 03:40 elliedeegan3910

During contracion of heart muscle celis
a. calcium is prevented from entering cardiac fibers that have been stimulated
b. the action potential is prevented from spreading from cell to cell by gap junctions
c. some calcium enters the cell from the extracellular space and triggers the release of larger amounts of calcium
d. the action potential is initiated by voltage-gated slow calcium channels

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During contracion of heart muscle celis
a. calcium is prevented from entering cardiac fibers...

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