The Positive Side of Medicine
[Last updated: March 25th 2013]
The heart consists of 4 chambers (2 ventricles and 2 atriums) and 4 valves. The proper circulation of blood is essential. In this video by Children’s Hospital of Philadelphia you can learn more about the blood flow through the heart valves:
Blood flow through the cardiac valves:
[Last Updated: 12/21/12] Love this idea: Chocolate explosion! This video explains the process in more details:
Do you know that the type of sunscreen you choose affects you? It should be tailored to your daily routine and typical sun exposure, there
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The Positive Side of Medicine