the above is only a snap shot, see original animation at the link below
http://www.medindia.net/animation/patent-ductus-arteriosus.asp
You require a Flash plug-in version 8.0 or higher to view the animations. – Download Flash Player
Read more:
Health Animation – Patent Ductus Arteriosus (PDA) | Medindia http://www.medindia.net/animation/patent-ductus-arteriosus.asp#ixzz2b42Wqmvy