A | B |
Cardiovascular | Pertaining to the heart and vessels |
Cardi/o | Heart |
Thoracic Cavity | Chest Cavity |
Pericardium | double-walled membrane surrounding the heart |
What are the three layers of the Heart Walls | Epicardium, Myocardium, Endocardium |
Artery | a blood vessel that carries oxygenated blood away from the heart |
Vein | a vessel that returns deoxygenated blood to the heart |
Ischemia | deficiency in the blood supply to an area |
Necrosis | Tissue death |
Infarction | localized area of necrosis caused by an interrupted blood supply |
Mammalian and avain hearts are _________chambered | four |
Most reptile hearts have ________chambers | three |
what are the four heart valves | right atrioventricular valve, pulmonary valve, left atrioventricular valve, aortic valve |
Sinoatrial node or SA node | pace maker of the heart |
fibrillation | rapid, random, and ineffective heart contractions |
bradycardia | abnormally slow heartbeat |
tachycardia | abnormally rapid heartbeat |
normal sinus arrhythmia | irregular heart rhythm resulting from variation in vagal nerve tone as a result of respiration (a nonpathologic arrhythmia) |
asystole | without contraction or lack of heart activity; flat line on EKG |
Syncope | fainting |
Auscultation | listening to body sounds |
angi/o and vas/o | blood vessel |
aort/o | aorta |
Perfusion | Blood flow through tissues |
Capillary refill time | an indicator of perfusion |
ven/o and phleb/o | vein |
Blood Pressure | Tension exerted by blood on the arterial walls |
Systole | Contraction |
Diastole | relaxation |
Hypertension | high blood pressure |
hypotension | low blood pressure |
antihypertensives | drugs used to lower blood pressure |
electrocardiogram | the record of the electrical activity of the heart |
Intravenous | within a vein |
intra-arterial | within an arter |
cardiac tamponade | compression of the heart due to fluid or blood collection in the pericardial sac |
cardiomegaly | heart enlargement |
cardiomyopathy | disease of heart muscle |
carditis | inflammation of the heart |
edema | accumulation of fluid in the intercellular spaces |
Ascites | fluid accumulation in the peritoneal cavity |
diuretics | substance that increases urine excretion |
pulmon/o | lung |
dirofilariosis | heartworm infection |
endocarditis | inflammation of the endocardium and sometimes the heart valves |
Hemangioma | benign tumor comprised of newly formed blood vessels |
Hematoma | collection of blood |
hypercapnia | above normal levels of carbon dioxide resulting in reduced levels of oxygen |
hypocapnia | below normal levels of carbon dioxide |
Hypoxia | below normal levels of oxygen |
defibrillation | use of electrical shock to restore the normal heart rhythm |
hemostasis | control or stopage of bleeding |
transfusion | introduction of whole blood or blood components into the bloodstream of the recipient |