Deoxygenated Blood Enters Which Side of the Heart

Question

Deoxygenated blood enters which side of the heart?
A) neither side
B) right side
C) left side
D) both sides

Accepted Answer

Deoxygenated blood enters the right side of the heart through the superior and inferior vena cava. It then gets pumped into the lungs where it receives oxygen and returns to the left side of the heart as oxygenated blood.