- Learn about microscopic structure of bone with respect to the Haversian System, also known as osteons. Visit us (http://www.khanacademy.org/science/healthcar...

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- Visit us (http://www.khanacademy.org/science/healthcare-and-medicine) for health and medicine content or (http://www.khanacademy.org/test-prep/mcat) for MCAT...

- Visit us (http://www.khanacademy.org/science/healthcare-and-medicine) for health and medicine content or (http://www.khanacademy.org/test-prep/mcat) for MCAT...

- Case Scenario: 62yo man presents to the emergency department feeling weak. His vital signs at triage are normal but his glucometer reading is high. He is a known type 2 diabetic and states his suga...

- Visit us (http://www.khanacademy.org/science/healthcare-and-medicine) for health and medicine content or (http://www.khanacademy.org/test-prep/mcat) for MCAT...