<prompt> Answer this question truthfullyWhich peripheral arteries are most commonly affected by aneurysms, and what are their respective rankings in terms of frequency?  <response>: <reason> The most common peripheral artery aneurysms are found in the popliteal and femoral arteries, with the popliteal artery being the most frequently affected 1 and the femoral artery being the second most commonly affected 2. 