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.
There are four valves within the heart: 1  The tricuspid valve is between the right atrium and the right ventricle. 2  The pulmonary valve is between the right ventricle and the pulmonary artery. 3  The mitral valve is between the left atrium and the left ventricle. 4  The aortic valve is located between the left ventricle and the aorta.