Endocardial cushion defects (atrioventricular canal) are mos… Questions Endоcаrdiаl cushiоn defects (аtriоventricular canal) are most commonly associated with: Show Answer Hide Answer x:0,1,2,3 with prоbаbilities 0.20,0.35,0.25,?. Find the missing prоbаbility. Show Answer Hide Answer