In this case, the per capita income, or average income per person, would be equal to approximately $48,000. National economic indicators such as GDP or GNP are typically quoted on a per capita basis when presented in the media.n this case, the per capita income, or average income per person, would be equal to approximately $48,000. National economic indicators such as GDP or GNP are typically quoted on a per capita basis when presented in the media.
Definition. Tricuspid atresia is a heart defect present at birth (congenital) in which one of the valves (tricuspid valve) between two of the heart's chambers â the upper right chamber (right atrium) and the lower right chamber (right ventricle) â isn't formed.efinition. Tricuspid atresia is a heart defect present at birth (congenital) in which one of the valves (tricuspid valve) between two of the heart's chambers â the upper right chamber (right atrium) and the lower right chamber (right ventricle) â isn't formed.
The main cause of tricuspid regurgitation is an enlarged right ventricle. This may be caused by any disorder that causes right ventricular failure, such as increased pressure in the pulmonary artery. Damage to the tricuspid valve may be caused by rheumatic fever.he tricuspid valve regulates the blood flow from the heart's upper-right chamber (the right atrium) to the lower-right chamber (the right ventricle). Two diseases of the tricuspid valve are regurgitation and stenosis. Tricuspid Regurgitation.