The San Francisco 49ers are preparing for their Week 16 contest against the Chicago Bears on Sunday at Levi's Stadium in Santa Clara, California.

The San Francisco 49ers entered the week in relatively good health outside of the 11 players sitting on the team's injured reserve list. Safety Jaquiski Tartt, who was limited during Wednesday's practice, did not participate in Thursday's session. The only other player to not participate on Thursday is linebacker Mark Nzeocha, who did not practice on Wednesday.

Below are Thursday's practice participation reports for both the 49ers and Bears, which were provided by the 49ers Communications staff.

San Francisco 49ers Thursday Practice

Did Not Participate In Practice
LB Mark Nzeocha (groin), S Jaquiski Tartt (shoulder)

Limited Participation in Practice
RB Matt Breida (ankle), LB Malcolm Smith (Achilles)

Full Participation in Practice
S Antone Exum (hip), C Weston Richburg (knee), T Joe Staley (not injury related), CB K'Waun Williams (knee)

Chicago Bears Thursday Practice

Did Not Participate In Practice
DT Akiem Hicks (illness), S Eddie Jackson (ankle), LB Aaron Lynch (elbow)