What do atrial septal defects and ventricular septal defects have in common?
A. They are the cause of all congenital heart diseases.
B. In both cases, blood flows from the right atrium to the left atrium.
C. In both cases, blood flows from the right ventricle to the left ventricle.
D. In both cases there is an abnormal opening in the partition that separates the right and left sides of the heart.
the right answer is option D or " in both cases there is an abnormal opening in the partition that separates the right and left side of the heart"
in atrial septal defect a abnormal oppenings or hole is found in between the atriaor in the wall (septum) that separates the heart's upper chambers( Atria) and in case of ventricular septal disease a abnormal opening or hole is found in the wall (septum) that separates the heart's lower chambers (ventricles)
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