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.
A type of receiver in football that lines up behind the line of scrimmage, usually on the side of the tight end and the opposite side of the split end. This type of receiver is also known as a flanker or wide receiver. In a certain position, the Z receiver will also be referred to as a slot back. A Z receiver will be lined up off the line of scrimmage. Due to his speed, the Z receiver will get to catch a large number of passes. Secondly, the Z receiver's position on the right side of the quarterback means that a right-handed quarterback will pass to him instead of across his body to another receiver.