The opening of coronary sinus empties into what chamber of the heart?Group of answer choicesLeft atriumleft ventricleRight atriumRight ventricle

Blood passing through the right atrioventricular valve has just left which heart chamber?Group of answer choicesright atriumright ventricleleft atriumleft ventricle

Which chamber of the heart pumps blood into the pulmonary circuit?Multiple Choiceright atriumright ventricleleft atriumleft ventricleaorta

What chamber of the heart pushes blood into the aorta?Multiple choice question.right ventricleright atriumleft ventricleleft atrium

What structure empties blood into the left ventricle?Multiple choice question.left atriumpulmonary veinsright ventricleaorta

Blood from the superior and inferior vena cavae and the coronary sinus flow into the ______.Multiple choice question.right atriumsystemic circuitaortaleft atrium