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True or false? The myocardium receives its oxygen supply from the endocardium via diffusion through gap junctions.
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True or false? The myocardium receives its oxygen supply from the endocardium via diffusion through gap junctions.

User TroyHaskin
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False. The myocardium receives oxygen from the coronary arteries. Coronary arteries are found on the outside of the heart and supply oxygenated blood to the heart tissue.
User Pankaj Chauhan
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