Question

multiple choice question
which is a blood vessel attached to the right atrium?

○ pulmonary trunk
○ pulmonary vein
○ aorta
○ superior vena cava

Explanation:

To determine the blood vessel attached to the right atrium, we analyze each option:

• Pulmonary trunk: Attached to the right ventricle, carrying deoxygenated blood to the lungs.
• Pulmonary vein: Carries oxygenated blood to the left atrium from the lungs.
• Aorta: Attached to the left ventricle, distributing oxygenated blood to the body.
• Superior vena cava: Returns deoxygenated blood from the upper body to the right atrium.

Answer:

D. Superior vena cava