scenario: The doctor explained to Joe’s wife that plaque in his arteries had ruptured causing a blood clot to form. The clot was dislodged due to his high blood pressure, and got stuck in a coronary artery, which normally delivers oxygen-rich blood to his cardiac muscle. a) what will happen to calcium levels in the cytosol of the affected heart cells and why? b) What will happen to the conduction of electrical signals across the electrically isolated cells?

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