Primarily responsible for blocking the defensive line of the opposition, in order to protect their own quarterback

The player who receives the ball from the center to start the play.

These players who line up behind the offensive line, in a position to receive the ball from the quarterback and execute a rushing play.

Typically fast and tall, their main job is to run pass routes and get open for passes, although they are occasionally called on to block.

They play on either side of, and directly next to, the tackles. They are considered hybrid players, something of a cross between a wide receiver and an offensive lineman. Because they play next to the other offensive linemen, they are very frequently called on to block, especially on running plays

Like their offensive counterparts (also called rushers) line up directly on the line of scrimmage, close to the ball

Sometimes called a "defensive guard", Their function is to rush the passer and stop running plays directed at the middle of the line of scrimmage.

The two players next to the defensive tackles, at the edges of the defensive line.

They play behind the defensive line and perform various duties depending on the situation, including rushing the passer, covering receivers, and defending against the run.

Known as the "secondary", play either behind the linebackers or set to the outside, near the sidelines

They attempt to prevent successful passes by either swatting the airborne ball away from the receiver or by catching the pass themselves.

They are the last line of defense (farthest from the line of scrimmage) and usually help the corners with deep-pass coverage.

A formation with five defensive backs is often called a ______ formation, and the fifth (extra) defensive back is called

A formation with a sixth defensive back is called?

They handle kickoffs, extra points, and field goals.

Usually lines up 15 yards behind the line of scrimmage (this distance has to be shortened when it would result in being on or behind the end line). Upon receiving the snap, drops the ball and kicks it from the air.

Are responsible for catching kicked balls (either on kickoffs or punts) and running the ball back.