for a stenosis to be classified as 50 % to 99 % for example the psv must increase by 100 % compared with the normal segment of artery proximal to the stenosis in lower extremity arteries undergoing duplex ultrasonography systolic velocity ratios generally predict degrees of stenosis tablerteriosclerosis of the extremities is a disease of the blood vessels characterized by narrowing and hardening of the arteries see fig 70 under atherosclerosis of coronary arteries that supply the legs and feet fig 1 leg arteries
The 4 door Jeep also known as JK was first produced as a 2007 model year. Jeep never produced a four door Wrangler. All Wranglers have two doors. Jeep did introduce the four door Jeep Wrangler Unlimited back in 2007.
New Process / New Venture Gear 231 Transfer Case The Jeep NP 231 transfer case was introduced in the 1988 model year. Jeep's YJ Wrangler and the XJ / MJ Cherokees with the Command Trac option were the first models to feature it.