environment applies to all the external factors that have a formative influence on one's physical, mental, or moral development. the kind of environment that produces juvenile delinquents; milieu applies especially to the physical and social surroundings of a person or group of persons.
Myocardial ischemia is an imbalance between myocardial oxygen supply and demand. Left untreated, it results in angina pectoris, myocardial stunning, myocardial hibernation, ischemic preconditioning, postconditioning, or under the most severe instances, acute coronary syndrome and myocardial infarction.
Ischemic heart disease, also known as myocardial ischemia, is a condition of the heart where the heart muscles are damaged or do not work as efficiently due to a reduced blood supply to the heart.The decreased blood flow is most often caused by narrowing of the coronary arteries, a condition called atherosclerosis.he symptoms of ischemic heart disease. The most serious symptom is chest pain, which can indicate a heart attack (also known as cardiac arrest). This is felt as a tightening or weighing down of the chest and upper body parts including the neck, jaws, and shoulders.