the diagram shows a healthy heart during pumping and filling.also a heart suffering from tetralogy of fallot. wich are 4 diferent malformations and are usually known as blue baby syndrom.
Mariana Ruiz <a href="//commons.wikimedia.org/wiki/User:LadyofHats" title="User:LadyofHats">LadyofHats</a>
the image i made myself using adobe ilustrator using this images as source: <a rel="nofollow" class="external autonumber" href="http://pharyngula.org/~pzmyers/MyersLab/teaching/Bi104/l06/heartanat.html">[1]</a>, <a rel="nofollow" class="external autonumber" href="http://www.heartgroup.com/images/heart_anatomy.gif">[2]</a> ,<a rel="nofollow" class="external autonumber" href="http://www.mayoclinic.org/tetralogy-fallot/images/tetralogy.jpg">[3]</a>, <a rel="nofollow" class="external autonumber" href="http://maxshouse.com/Hypertrophic_%20Cardiomyopathy/Hypertrophic_Cardiomyopathy_Dia.jpg">[4]</a> , <a rel="nofollow" class="external autonumber" href="https://www.nlm.nih.gov/medlineplus/ency/images/ency/fullsize/18088.jpg">[5]</a>,<a rel="nofollow" class="external autonumber" href="http://www.vetmed.wsu.edu/medsci520/cell_injury.htm">[6]</a> .and a diagram found on the book "Pädiatrie" from Karl Heinz Niessen. also based on another images of heart diseases i have made.