Witten (spleen) and Jenkins (shoulder) did some practice work Monday, but Ratliff (ankle) did not.
"I'm getting closer but I'm going to need like a couple more practices before I feel comfortable," Jenkins said.
Jenkins said he'll warm up before the Giants game Wednesday, and Witten and Ratliff might also do the same if it doesn't put them at risk.
Coach Jason Garrett has termed all the players as day-to-day
The Cowboys injury report comes out Monday afternoon.