The Facts: Purdy injured his right elbow on the team’s first drive and is out of the game. The 49ers list Purdy as questionable to return.

Diehards Line: Josh Johnson has replaced him, the fourth quarterback to play for the 49ers this season. ... On the sixth play, Purdy had his arm pinned by Haason Reddick, and the ball came out. Officials originally ruled an incomplete pass, which would have given the 49ers a third-and-six at midfield. The Eagles challenged, and won after Linval Joseph recovered what was determined to be a fumble. Purdy was seen throwing on the sideline, and then appeared to tell coach Kyle Shanahan he couldn’t go. ... We'll follow up as needed.