Tuesday, February 23, 2016

Heart Wall - Epicardium

We just learned that the heart wall's soft inner most layer is the endocardium, and the second layer of muscle is the myocardium.

The next layer is called the epicardium.
This layer is a barrier to protect the heart.

(from: wikipedia - pericardium)

Kid Facts - Blast from the past: Axillary Artery