You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is Approximate time, at the end of which the quantity, of ATP within ischemic cardiac myocytes is reduced to 10% of original is and explain in detail?
ATP decreases to 10% of its intial level in 40 min Robbins 9 th edition page no. 380