The Cardinals use four-receiver personnel more than any team in the league.
The decision makes some sense. While Urban was effective, the team needs to find out whether Doucet, a 2008 third-round choice, can help the offense. Anquan Boldin's future with the team is uncertain beyond this season. Developing Doucet could help this season even if Boldin remains with the team. The team also knows Urban will be ready if called upon.
Also inactive for Arizona: safety Rashad Johnson, linebacker Chike Okeafor, tackle Herman Johnson, guard Brandon Keith, tight end Stephen Spach and tight end Dominique Byrd. Brian St. Pierre is the third quarterback.
The Rams' inactive list features cornerback Danny Gorrer, linebacker Dominic Douglas, guard Roger Allen III, tackle Phil Trautwein, guard Richie Incognito, receiver Jordan Kent and defensive end C.J. Ah You, who appears headed for injured reserve. Keith Null is the third quarterback.