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The Heart

July 23, 2020October 25, 2012

Our Medical Fellow, Dr. Rishi Desai, has created three new video series on how the heart operates.

Meet the heart!

More new videos about The Heart:

  • Flow through the Heart
  • Lub Dub
  • Layers of the Heart
  • Arteries vs. Veins – What’s the difference?
  • What is blood pressure?
  • Learn how a stethoscope can help determine blood pressure
  • Circulatory System and the Heart

Also, learn about how nerves regulate your heart’s activity:

Getting a New Heart

More new videos about Nerve Regulation of the Heart:

  • Changing the AV Node Delay – Chronotropic Effect
  • Changing the Heart Rate – Chronotropic Effect
  • Increasing Ventricular Contractility – Inotropic Effect
  • Autonomic Nervous System Effects on the Heart

And learn about heart muscles and what happens when they contract:

Three Types of Muscle

More new videos about Heart Muscle Contraction:

  • Heart Cells Up Close!
  • Myosin and Actin
  • Tropomyosin and troponin and their role in regulating muscle contraction
  • Calcium Puts Myosin to Work
  • Sympathetic Nerves Affect Myosin Activity

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