Color researchers at Queen Mary University of London investigated the Quattron technology and found that although Quattron does have four physical color sub-pixels it does not have a fourth primary in the backlight to drive it (yellow is approximately 575 nm).
Flashcards âº Chapt. 10 - Cardiovascular System Diseases & Illnesses. More from Angela Saunders Chapt. 1 - The Microbia Chapt. The condition where fat-containing substances are deposited on the coronary artery lumens causing a narrowing is coronary artery disease.
Other causes of narrowing (stenosis) includes : Mass pressing against the artery as is the cases with a neighboring tumor, fluid filled cyst or the pregnant uterus. In pregnancy, the narrowing is temporary and is relieved upon change of position.