For the second consecutive game, Ravens starting left defensive end Pernell McPhee has been ruled out due to thigh and knee injuries.
McPhee underwent two arthroscopic surgeries on his right knee prior to training camp and has been limited throughout the season, generating only a half-sack and 16 tackles.
Arthur Jones will start in his place again.
Meanwhile, Pro Bowl defensive tackle Haloti Ngata (right shoulder, sprained right medial collateral ligament), Pro Bowl offensive guard Marshal Yanda (right knee) and starting left offensive guard Bobbie Williams are listed as questionable.
However, all three have said they plan to play Sunday against the Oakland Raiders at M&T Bank Stadum.
"It's as good as it's going to get," said Ngata, who returned to practice Friday after being rested the previous two days.
Ngata, Yanda and Williams all practiced Friday on a limited basis after not practicing the previous two days.
"It felt great," Yanda said. "Yep, I'll be good to go. I just had to get a flow of things, a tempo and do it that way."
Free safety Ed Reed (torn labrum in his shoulder, knee) is probable as well as linebacker Josh Bynes (thigh), safety Sean Considine (chest), long snapper Morgan Cox (shoulder), inside linebacker Dannell Ellerbe (thumbs), wide receiver Jacoby Jones (toe), nose guard Ma'ake Kemoeatu (knee), offensive tackle Michael Oher (ankle), safety Bernard Pollard (ribs), cornerback Jimmy Smith (groin) and outside linebacker Terrell Suggs (Achilles tendon).
As for the Raiders, they ruled out defensive tackle Richard Seymour (knee, hamstring), running backs Darren McFadden and Mike Goodson (high-ankle sprains) and cornerback Shawntae Spencer (foot).
Offensive tackle Khalif Barnes (groin) is questionable.
The following Raiders are probable: offensive tackle Willie Smith (knee), fullback Marcel Reece (hamstring), tight end Richard Gordon (hamstring), tight end Brandon Myers (shoulder), kicker Sebastian Janikowski (left groin), linebacker Miles Burris (elbow), linebacker Keenan Clayton (shoulder), defensive tackle Desmond Bryant (cardiac), defensive end Matt Shaughnessy (shoulder) and defensive end David Tollefson (shoulder).