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?
- Multiple internal elastic laminae
- Absent endothelium
- Thin adventitia
- Thick tunica media with elastic fibers
Q2. Which embryonic structure gives rise to the arch of the aorta?
- Left second aortic arch
- Left fourth aortic arch
- Truncus arteriosus
- Right fourth aortic arch
Q3. Which condition is characterized by narrowing of the aorta?
- Patent ductus arteriosus
- Coarctation of the aorta
- Ventricular septal defect
- Tetralogy of Fallot
Q4. Where does the thoracic aorta transition into the abdominal aorta?
- T10
- T12
- L1
- T8
Q5. Which layer of the aortic wall is mainly affected in an aortic dissection?
- Endocardium
- Tunica intima
- Adventitia
- Tunica media
Q6. Which artery arises first from the ascending aorta?
- Descending aorta
- Brachiocephalic trunk
- Left subclavian artery
- Right coronary artery
Q7. Which major unpaired branch arises from the abdominal aorta around L1?
- Inferior mesenteric artery
- Renal artery
- Superior mesenteric artery
- Celiac trunk
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?
- Autoimmune vasculitis
- Weakening of aortic wall (atherosclerosis)
- Viral infection
- Congenital heart block
Q10. Which part of the aorta is most commonly affected by aneurysms?
- Ascending aorta
- Abdominal aorta below renal arteries
- Aortic arch
- Thoracic aorta