Oklahoma quarterback will not play against Texas Tech because of a neck injury.Coach announced Thursday he will use redshirt freshman Cody Thomas instead. Thomas will make his first career start Tyler Lydon Jersey after having seen little action this season.Knight was taken off the field on a stretcher during Nov. 8's 48-14 Michael Porter Jersey lo s to Baylor. X-rays and MRI exams, but Knight mi sed practice all week and remained sore from the hit. Stoops said this week Knight did not have a concu sion.The decision was made Thursday after team doctors examined Knight.A sophomore, Knight is 11-3 as starting quarterback but has struggled this season.Blake Bell, a former QB who switched to tight end this season, will be the emergency backup for Thomas."I'm Jerami Grant Jersey very comfortable with Cody," Stoops said this week. "He's shown great poise when he's been out there, Dikembe Mutombo Jersey he's shown a comfort level in what we're doing and the ability to throw it. I'll feel good about him out there."Thomas is , according to NewsOK.com. Knight is a dual threat and better runner.Oklahoma is 6-3 Will Barton Jersey and out of the AP To 25 for the first time since 2009. Texas Tech is 3-6. Kickoff in Lubbock is 3:30 p.m. ET.