Answer:
Blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium. The pulmonary vein empties oxygen-rich blood, from the lungs into the left atrium.
Explanation:
hope this helps...
and if u didn't get it its veins...
The most asked question to social physiology is probably “how can violent conflicts be prevented?”
Answer:
Blood and Bone
Explanation:
I'm not entirely sure but these two sound the most reasonable
Answer:
Dogs like to run because they are energized. Dogs arent smart.
A. Retrograde
B.Anterograde
Hope this helps, please mark as brainliest
