Cincinnati Bengals quarterback Andy Dalton throws a pass during practice under a dome at the University of Cincinnati, Wednesday, Jan. 2, 2013, in Cincinnati. Cincinnati plays at Houston this Saturday in an NFL playoff football game. (AP Photo/Al Behrman)

Cincinnati Bengals quarterback Andy Dalton (14) sits near offensive coordinator Jay Gruden, left, during practice under a dome at the University of Cincinnati, Wednesday, Jan. 2, 2013, in Cincinnati. Cincinnati plays at Houston this Saturday in an NFL playoff football game. (AP Photo/Al Behrman)

Cincinnati Bengals quarterback Andy Dalton, left, hands off to running back BenJarvus Green-Ellis during practice under a dome at the University of Cincinnati, Wednesday, Jan. 2, 2013, in Cincinnati. Cincinnati plays at Houston this Saturday in an NFL playoff football game. (AP Photo/Al Behrman)

Cincinnati Bengals center Trevor Robinson (66) and guard Otis Hudson (60) walk to retrieve their helmets during practice under a dome at the University of Cincinnati, Wednesday, Jan. 2, 2013, in Cincinnati. Cincinnati plays at Houston this Saturday in an NFL playoff football game. (AP Photo/Al Behrman)