Definition of Septum, interventricular

1. Heart Disease Slideshow Pictures
2. Medical Illustrations of the Heart Image Collection
3. Take the Heart Disease Quiz!

Septum, interventricular: The wall separating the lower chambers (the ventricles) of the heart. A hole in the interventricular septum is termed a ventricular septal defect (VSD).

Need help identifying pills and medications?
Use the pill finder tool on RxList.