Blood That is Poor in Oxygen Returns to the _______

Question

Blood that is poor in oxygen returns to the _______.
A) left atrium
B) right atrium
C) left ventricle
D) right ventricle

Accepted Answer

Blood that is poor in oxygen returns to the right atrium, which is the chamber that receives blood from the body's tissues and sends it to the right ventricle to be pumped to the lungs for oxygenation.