Patent ductus arteriosus is an abnormal communication between: 

1
Pulmonary vein and inferior vena cava 
2
Pulmonary vein and superior vena cava
3
Pulmonary artery and aorta 
4
Pulmonary artery and pulmonary vein

Sponsored

hivanix.in

Visit

This quiz is brought to you by hivanix.in

🌐 Web App Development

Quick Navigation