Fill in the following table. 
Definitions:
AV Valves
The atrioventricular valves, consisting of the tricuspid and mitral valves, are located between the atria and ventricles in the heart, regulating blood flow and preventing backflow.
Semilunar Valves
Heart valves located at the bases of the aorta and the pulmonary artery that prevent backflow of blood into the ventricles during systole by opening to allow blood ejection and closing during diastole.
Streptokinase
An enzyme used to dissolve blood clots in the treatment of heart attack and pulmonary embolism.
Tissue Plasminogen Activator
An enzyme that helps dissolve blood clots by converting plasminogen into plasmin, used in the treatment of stroke and other clotting conditions.
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