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Mphuie · Answer 1 · 2022-10-24T11:53:08+0000

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. As the atrium contracts, blood flows from your right atrium into your right ventricle through the open tricuspid valve.

Phss · Answer 2 · 2022-10-29T11:33:23+0000

Answer:

through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium.

Step-by-step explanation:

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