Relier Pairs 3.36 Circulatory system diseasesVersion en ligne Diseases of the circulatory system par Jorge Arizpe 1 Anemia: blood has less red blood cells as usual 2 Hipertension: excessive pressure over the arteries walls. 3 Edema is the accumulation of water in the tissues 4 Arteriosclerosis: Apperance of plates of fat, calcium, cholesterol and other substances in the arteries walls. 5 Leukemia; the bone marrow producess less white blood cells as usual. 6 Myocardial infarction: interrumptio of the blood flow to an area of the heart.