This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
Vasa vasora are functionally analogous to ? 
Select and explain. 
A. Valves, B. Basal lamina, C. Coronary aeries, D. Endothelial diaphragms
C: Coronary aeries
Answer: C: Coronary aeries 
Explanation: Vasa vasorum are small blood vessels that supply walls of large blood vessels. It was thought coronary aeries are analogous to vasa vasorum. "Because hea originates from the primitive endocardial tube (ventral aoa) embryologically, coronary aeries that supply this tube can be thought as "cardiac vasa vasorum" like aerial vasa vasorum that supply peripheral aeries".