The orifice of the coronary sinus is guarded by the Thebesian valve, which partially overlaps it. The coronary sinus drains blood predominantly from the left ventricle, the left atrium, part of the ...
Phara Brown, Sinus Sufferer At first I was a little hesitant because of the whole idea of using neti pot or using something you stick up your nose to drain out the other end, but it actually works.
Your sinuses work as a filter, creating mucus that drains around your head and nose to remove bacteria. When sinuses become blocked and filled with mucus, they cannot drain properly and become a ...