The amount of the filtrate formed by the kidneys per minute is called
The amount of the filtrate formed by the kidneys per minute is called glomerular filtration rate (GFR). Glomerular filtration rate (GFR) is a test used to check how well the kidneys are working. Specifically, it estimates how much blood passes through the glomeruli each minute. Glomeruli are the tiny filters in the kidneys that filter waste from the blood.