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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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Amount of blood in hea
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The correct answer is  Out of 5000 mL blood in our body 12% is in the hea cavitiesWhich is nearly 600Therefore generally 500-600 mL BLOOD IN HEARef: Ganong's Review of Medical Physiology Twenty-Third Edition Page No:543