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Which vein brings clean blood from the lungs into the heart ?
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- Renal Vein
- Pulmonary Vein
- Vena Cava
- Hepatic Vein
Correct Option: B
The pulmonary veins are a set of veins that deliver clean oxygenated blood from the lungs to the heart. It brings oxygen-rich blood to the left atrium. Systemic veins deliver deoxygenated blood to the heart.
