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Chapter 19
Nurse Aide
Term | Definition |
---|---|
Anemia | A condition in which the amount of red blood cells or hemoglobin in the body is less than normal |
Angina Pectoris | Chest pain, pressure, or discomfort |
Anti-Embolic Stockings | Special stockings used to help prevent swelling and blood clots and aid circulation; also called elastic stockings |
Artery | Vessel that carries blood away from the heart |
Atria | The upper two chambers of the heart |
Capillaries | Tiny blood vessels in which the exchange of gases, nutrients, and waste products occurs between blood and cells |
Cardiomyopathy | A weakening of the heart muscle due to enlargement or thickening, which reduces the hearts ability to pump blood effectively |
Congestive Heart Failure (CHF) | A condition in which the heart muscle is damaged and fails to pump effectively |
Coronary Artery Disease (CAD) | A condition in which the coronary arteries become damaged and narrow over time, causing chest pain and other symptoms |
Diastole | Phase when the heart muscle relaxes |
Heart | Four-chambered pump that is responsible for the flow of the blood in the body |
Hypoxia | A condition in which the body does not receive enough oxygen |
Ischemia | A lack of blood supply to an area |
Myocardial Ischemia | A condition in which the heart muscle does not receive enough blood and lacks oxygen; can cause angina pectoris |
Nitroglycerin | Medication that relaxes the walls of the coronary arteries |
Occlusion | A complete obstruction of a blood vessel |
Orthopnea | Shortness of breath when lying down that is relieved by sitting up |
Peripheral Vascular Disease (PVD) | A condition in which the legs, feet, arms, or hands do not have enough blood circulation |
Phlebitis | Inflammation of the veins in the lower extremities |
Pulmonary Edema | A condition in which there is an accumulation of fluid in the lungs; usually due to heart failure |
Stable Angina | Chest pain that occurs when a person is active or under severe stress |
Systole | Phase where the heart is at work, contracting and pushing blood out of the left ventricle |
Unstable Angina | Chest pain that occurs while a person is at rest and not exerting himself |
Vein | Vessel that carries blood to the heart |
Ventricles | The lower two chambers of the heart |