Sinus headaches typically have the following symptoms: 1  Pressure-like pain in one specific area of your face or head (for example, behind your eyes). 2  Face is tender to the touch. 3  Pain is worse with sudden movements of the head and bending forward.
The Right atrioventricular valve (also known as the Tricuspid Valve) has 3 FLAPS.
The heart has four valves and the other two are the mitral and the tricuspid valves. The aortic valve normally has three cusps or leaflets, although in 1-2% of the population it is found to congenitally have two leaflets. It lies between the left ventricle and the aorta.