Term | Definition |
What do normal heart valves do? | Maintain the directional blood flow through the heart. |
Open and close | Heart valeves ___ & ___ passivelt in response to pressure changes in the heart. |
Path of blood | Superior/Inferior Vena Cava>> RA>> Tricuspid valve>> RV >> Pulmonic valve>> Pulmonary Artery>> capillaries in Lungs>> Pulmary veins>> LA>>bicuspid valve >>> left ventricle >> aortic valve >> aorta >> systemic circulation. |
Two primary pathologies of valvular heart disease | Stenosis& Insufficiency (regurgitation) |
The primary cause of valvular heart disease in children | Congenital defects |
Primary cause of heart disease in adults | Rheumatic Heart Disease |
Mital and Aortic Valves | Greater workload and blood volume on the left vs right side of the heart most frequently affect ____. |
4 Types of valvular disorders | Mitral Stenosis, Aortic Stenosis, Tricuspid Stenosis, Pulmonary Stenosis AND Insufficiency |
Disease process | Prognosis varies depending on specific _____. |
Dx tests to confirm Valvular Heart Disease | Chest Radiograph, Echocardiogram, Cardiac Catheterization (confirms presence of valvular disease) |
Medical Management of Valvular Disorders (Meds) | Diuretics, Cardiac Glycosides, Anti-Dysrhytmics, Anticoagulants, Anti-biotics |
Commissurotomy | Surgical prcedure performed tro open a stenotic (narrowed) valve, restricts blood flow, scalpel widens the valve. |
Heterograft | Tissue taken from one species to another |
homograft | Taken from the same species. |