Advanced Roots of Great Vessels Quiz

Q1. Which aortic sinus normally gives rise to the right coronary artery?

• Pulmonary sinus
• Left aortic sinus
• Right aortic sinus
• Posterior noncoronary sinus

Q2. Which aortic sinus normally gives rise to the left coronary artery?

• Right aortic sinus
• Pulmonary sinus
• Posterior noncoronary sinus
• Left aortic sinus

Q3. Which aortic sinus normally has no coronary artery arising from it?

• Left aortic sinus
• Right aortic sinus
• Anterior pulmonary sinus
• Posterior aortic sinus

Q4. Which structure lies posterior to the transverse pericardial sinus?

• Ascending aorta
• Pulmonary trunk
• Sternum
• Superior vena cava

Q5. Which vessel passes horizontally posterior to the ascending aorta and superior vena cava?

• Right pulmonary artery
• Azygos vein
• Right pulmonary vein
• Left pulmonary artery

Q6. Which vessel is related to the ligamentum arteriosum?

• Right pulmonary vein
• Left pulmonary artery
• Superior vena cava
• Inferior vena cava

Q7. Which embryonic vessel becomes the ligamentum arteriosum?

• Ductus arteriosus
• Umbilical vein
• Ductus venosus
• Vitelline duct

Q8. Why is the transverse pericardial sinus surgically important?

• It provides access to the esophageal lumen
• It permits control of arterial outflow vessels
• It drains the coronary veins
• It connects the pleural cavities

Q9. Which structures form the arterial end of the heart within the pericardium?

• Pulmonary veins and SVC
• SVC and IVC
• Ascending aorta and pulmonary trunk
• Azygos and hemiazygos veins

Q10. Which structures constitute the major venous inflow to the heart?

• Venae cavae and pulmonary veins
• Aorta and pulmonary trunk
• Aortic arch branches
• Coronary arteries only