Answer:
Inferior vena cava.
Explanation:
Blood flows from the external iliac vein into the inferior vena cava. it joins to the iliac vein to form the inferior vena cava.
Answer: inferior vena cava
Explanation: The internal iliac vein drains blood from the visceral organs in the pelvic region. The external iliac connects to the femoral veins. The internal iliac vein may double or lay lateral to the external iliac vein. Both veins join together to form the inferior vena cava.
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