Filtration. The process whereby some substances, but not all, pass through a filter. In a kidney, blood pressure forces materials through the filter(glomerulus) Blood passes thru the many glomeruli and the thin walls of the glomerulus (the filter) permits water, salts, sugar and urea to leave the blood stream.
Confidence votes 319K. The lead singer of the ban Evanescence is Amy Lee. Amy Lee has been the front woman of the band since the beginning and has helped lead the band to great success.
Evanescence: Family Values. With the release of their new album, Evanescence have weathered the storm and emerged as a genuine family, in Bigger Than The Sound. Music News. Evanescence's Amy Lee Knows You're Watching Her On YouTube. Singer is 'overwhelmed' by the response to a live recording of new song 'Find A Way.'.