Question

After traveling through the pulmonary artery and lungs, oxygenated blood now returns

to the heart and into the
A. left atrium
B.left ventricle
C.right atrium
D.right ventricle

Answer 1

left atrium

Step-by-step explanation:

When the right ventricle contracts, blood is forced through the pulmonary semilunar valve into the pulmonary artery. Then it travels to the lungs. In the lungs, the blood receives oxygen then leaves through the pulmonary veins. It returns to the heart and enters the left atrium.