1right ventricle arise from
bulbus cordi
2left ventricle arise from....
enlargement of ventricle
3Atrium is......
a region that will expand to become both right and left auricles
4........a paired region into which veins drain
5the left sinus venosus become.....
coronary sinus
6the right incorporated into......
wall of the right atrium
7......the output region of the heart
truncus arteriosus
8truncus arteriosus develops to form....
ascending aorta and pulmonary trunk
9larger right sinus venosus become.....
future right auricle