The process of filtration of the blood in the Bowman's capsule is ultrafiltration (or glomerular filtration), and the normal rate of filtration is 125 ml/min, equivalent to ten times the blood volume daily. Measuring the glomerular filtration rate (GFR) is a diagnostic test of kidney function.
penalty kick. n. 1. (Soccer) soccer a free kick at the goal from a point (penalty spot) within the penalty area and 12 yards (about 11 m) from the goal, with only the goalkeeper allowed to defend it: awarded to the attacking team after a foul within the penalty area by a member of the defending team.
Direct free kick. A direct free kick. A direct free kick is a method of restarting of association football following a foul. A goal may be scored directly against the opposing side without the ball having first touched another player. This is opposed to an indirect free kick where the ball must be passed before an attempt on goal.