To read aloud the LISP form (DEFUN FOO (X) (PLUS X 1)) one might say: âOpen defun foo, open eks close, open, plus eks one, close close.â Suggested Resources (0.00 / 0 votes) Rate this definition: open
The valve(s) does not close completely, causing the blood to flow backward through the valve. This results in leakage of blood back back into the atria from the ventricles (in the case of the mitral and tricuspid valves) or leakage of blood back into the ventricles (in the case of the aortic and pulmonary valves). stenosis (or narrowing of the valve).
The valve(s) does not close completely, causing the blood to flow backward through the valve. The heart is forced to pump more blood on the next beat, making it work harder. Stenosis (or narrowing of the valve). The valve(s) opening becomes narrowed, limiting the flow of blood out of the ventricles or atria.