Question

52/99
which blood vessel carries fresh oxygen - rich blood from the lungs to the heart?
vena cava
aorta
pulmonary vein
pulmonary artery

Explanation:

• Vena cava: Carries deoxygenated blood from the body to the heart.
• Aorta: Carries oxygenated blood from the heart to the body.
• Pulmonary vein: Carries oxygen - rich blood from the lungs to the heart.
• Pulmonary artery: Carries deoxygenated blood from the heart to the lungs.

Answer:

Pulmonary vein