The Los Angeles Rams had a couple of starting defensive backs questionable to play against the Arizona Cardinals in Week 6. After releasing their Week 6 inactive list, they will play without their top cornerback. Trent McDuffie sat out practice on Friday with a groin injury and was deactivated.

Safety Kam Curl, questionable an ankle injury, though, was good to go.

CB Cam Lampkin will help fill McDuffie's vacancy.

LA Rams Week 6 inactive list

• CB Trent McDuffie

• WR CJ Daniels

• WR Tutu Atwell

• QB Ty Simpson

• DE Larell Murchison

• OL Bill Murray

Simpson will be the Rams' emergency third quarterback.

Rookie OL Keagen Trost, drafted in the third round this year, is active for the first time.

Starting left tackle Alaric Jackson is out with a one-game suspension. Veteran Dan Quessenberry will start in his place.

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This article originally appeared on Cards Wire: LA Rams inactives: CB Trent McDuffie out vs. Rams