Identify the correct order of flow of a blood clot that forms inside an arm vein and travels to the lung capillary bed, where it may block blood flow.

• A. arm vein → pulmonary artery → right atrium → right ventricle → inferior vena cava → lung capillary
• B. arm vein → inferior vena cava → right atrium → right ventricle → pulmonary artery → lung capillary
• C. arm vein → inferior vena cava → left atrium → left ventricle → pulmonary artery → lung capillary
• D. arm vein → pulmonary artery → left atrium → left ventricle → inferior vena cava → lung capillary

Answer: (B)