Question

When blood circulates in the body, it enters the heart through the _______________________________, passes
through to the _______________________________, and flows out through the __________________________ to
the _________________________ -where it picks up _____________________ and gets rid of
__________________________________. From the lungs, blood returns to the ______________________________
and enters the _____________________________ where it is pumped to the body through the _______________.

Answer 1

Answer:

Veins, arteries,heart,