James was diagnosed with atherosclerosis, which is a pulmonary disease. a buildup of plaque on the inner lining of an artery. reduced oxygen to a organ. severe chest pain cause by restricted blood flow.

A build-up of plaque on the inner lining of an artery.  Atherosclerosis -- hardening and narrowing of the arteries -- silently and slowly blocks arteries, putting blood flow at risk.  It’s the usual cause of heart attacks, strokes, and peripheral vascular disease -- what together are called cardiovascular disease.

the three components of a nucleotide are the nitrogenous base, the phosphate group and the five-carbon sugar.