The structure in the cardiac muscles that allows cell-to-cell communication for the sake of blood pumping activity is known as the __________.
A
Intercalated discs
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B
Nuclei
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C
Capillaries
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D
Nissl's Granules
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Solution
The correct option is A Intercalated discs Intercalated discs are microscopic structures of the cardiac muscle that act as a junction between the cells and relay the information as the electrical signals. Thus, intercalated discs speed up the impulse transmission between the cardiac cells.