The prostate is a small gland located just below the bladder. The gland is only found in men. It is shaped like a doughnut and surrounds the urethra, the tube through which urine flows. The prostate reaches its adult size by the age of 20 and weighs a little less than one ounce.
Zonal marking Zonal marking is a defensive strategy where defenders cover an area of the pitch rather than marking a specific opponent. If an opponent moves into the area a defender is covering, the defender marks the opponent.
1 the practice or art of defending oneself or one's goal against attack, as in fencing, boxing, soccer, or football. 2  the team attempting to thwart the attack of the team having the ball or puck.  the players of a team who line up in their own defensive zone.