Advanced Aorta Quiz
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This quiz contains 10 questions. Click below to begin.
Q1. Which histological feature distinguishes the aorta from muscular arteries?
- Thin adventitia
- Multiple internal elastic laminae
- Thick tunica media with elastic fibers
- Absent endothelium
Q2. Which embryonic structure gives rise to the arch of the aorta?
- Left second aortic arch
- Right fourth aortic arch
- Left fourth aortic arch
- Truncus arteriosus
Q3. Which condition is characterized by narrowing of the aorta?
- Tetralogy of Fallot
- Patent ductus arteriosus
- Ventricular septal defect
- Coarctation of the aorta
Q4. Where does the thoracic aorta transition into the abdominal aorta?
- T12
- T10
- T8
- L1
Q5. Which layer of the aortic wall is mainly affected in an aortic dissection?
- Endocardium
- Tunica media
- Adventitia
- Tunica intima
Q6. Which artery arises first from the ascending aorta?
- Right coronary artery
- Brachiocephalic trunk
- Descending aorta
- Left subclavian artery
Q7. Which major unpaired branch arises from the abdominal aorta around L1?
- Celiac trunk
- Inferior mesenteric artery
- Superior mesenteric artery
- Renal artery
Q8. The ligamentum arteriosum connects which two structures?
- Pulmonary vein and aortic arch
- Left atrium and aortic arch
- Pulmonary artery and aortic arch
- Pulmonary trunk and superior vena cava
Q9. What is the primary cause of an aortic aneurysm?
- Weakening of aortic wall (atherosclerosis)
- Autoimmune vasculitis
- Congenital heart block
- Viral infection
Q10. Which part of the aorta is most commonly affected by aneurysms?
- Aortic arch
- Abdominal aorta below renal arteries
- Ascending aorta
- Thoracic aorta