Health Quiz 8 & 8.5 Auto Immune Disease - arise from an overactive immune response of the body against substances and tissues normally present in the body Hereditary Disease - A genetic disorder is an illness caused by abnormalities in genes or chromosomes Congenital Disease - a condition existing at birth and often before birth, or that develops during the first month of life Angina - chest pain due to ischemia (a lack of blood and hence oxygen supply) of the heart muscle Benign - is a medical term used to describe a condition that is harmless Malignant - is the tendency of a medical condition, especially tumors, to become progressively worse and to potentially result in death Carcinogen – a substance that is directly involved in causing cancer Insulin - Insulin is a hormone that is central to regulating carbohydrate and fat metabolism in the body. Myocardial Infarction - commonly known as a heart attack, is the interruption of blood supply to a part of the heart, causing heart cells to die Anti Oxidant - An antioxidant is a molecule capable of inhibiting the oxidation of other molecules. Free Radical - believed to be involved in causing degenerative diseases and cancers. Atherosclerosis - is a condition in which an artery wall thickens as the result of a build-up of fatty materials such as cholesterol Arteriosclerosis - stiffening of arteries LDL – bad cholesterol HDL – good cholesterol Hypertension - is a chronic medical condition in which the systemic arterial blood pressure is elevated Sedentary Life Style - is a medical term used to denote a type of lifestyle with no or irregular physical activity. Diabetes - is a group of metabolic diseases in which a person has high blood sugar, Obesity - is a medical condition in which excess body fat has accumulated to the extent that it may have an adverse effect on health, leading to reduced life expectancy and/or increased health problems Metastasis - the spread of a disease from one organ or part to another non-adjacent organ or part Oncogene - a gene that is mutated or expressed at high levels, and thus helps turn a normal cell into a tumor cell