Stanton said that the test he took on Wednesday still found him "lagging" in some areas.
He said he "just loosened up, kind of moved around, threw, went through the game plan stuff, just got a feel for everything. It was my first day of really kind of diving into it."
But asked if he thought he had a chance to play Sunday, Stanton said "without a doubt."
"There's a lot of questions in our quarterback room right now," Stanton said.
Palmer, who was listed as limited in practice on Thursday, went down in the season opener with a nerve injury in his throwing shoulder, and Stanton has started the three games since. He helped the team beat the New York Giants and San Francisco before last Sunday's loss to the Broncos.
TEMPE, Ariz. (AP) — Arizona quarterback Drew Stanton said he has improved every day and is hopeful he will be cleared to play in the Cardinals' game Sunday against the Washington Redskins.
If Stanton and Palmer can't play,Wholesale Jerseys Cheap, the start would go to rookie Logan Thomas.
Thomas,Cheap NFL Jerseys, a fourth-round draft pick out of Virginia Tech, played in the fourth quarter of that game, completing one of eight passes, but that one completion went 81 yards,Cheap NFL Jerseys China, to Andre Ellington, for a touchdown.
Speaking to reporters for the first time this week,Wholesale Authentic Jerseys, Stanton said after Thursday's practice that he is symptom free and hopes to pass tests on Friday that would clear him to play.
"I don't know about chances-wise or percentages or anything like that, but I've improved every day. That's the big thing," he said. "I've felt more comfortable with everything — being around light and not feeling dizzy or any of that stuff,Cheap Authentic Jerseys, being able to focus and concentrate,Wholesale Jerseys Free Shipping, so hopefully tomorrow will be another step forward in that process and we can go from there."
For the first time since he was hurt, Stanton was cleared for non-contact activity on Thursday.
In case Stanton and Palmer can't go on Sunday, Arizona signed quarterback Dennis Dixon to the practice squad earlier in the week. Dixon would back up Thomas if that's necessary.
Stanton sustained a concussion in last Sunday's loss at Denver. The status of quarterback Carson Palmer remains uncertain as he works his way back from an injured nerve in his throwing shoulder.
