The Pulmonary Veins Empty into the

Q66: The accumulation of fluid in the membrane

Q67: The double-walled membranous sac that protects against

Q68: Which congenital cardiac lesion appears radiographically as

Q69: Which hormone increases heart rate and increases

Q70: The left atrioventricular (AV)valve is also called

Q72: An autoimmune disease that results from a

Q73: The heart is lined with a smooth,delicate

Q74: A localized dilatation of an artery is

Q75: When the entire circumference of the vessel

Q76: The leading cause of strokes and CHF