9781422288450

Words to Understand

hypertrophy: An unnatural growth in the size of an organ. calcifies: Becomes abnormally hard or stiffens due to the deposit of calcium. embolism: A condition in which an artery is blocked by a blood clot, fat globule, or gas bubble. saturated fats: Fats that come from animals and animal products. trans-fatty acids: Potentially harmful unsaturated fats produced when liquid vegetable oil is made solid through hydrogenation. catheter: A thin, flexible tube that is inserted into the body to inject or drain fluid. stethoscope: An instrument through which a health-care practi- tioner can listen to the heart and lungs.