"I used Momo Sissoko in the Carling Cup against Birmingham and lost him for four months," said the Liverpool boss.
"On Tuesday we lost Luis for the rest of the season and Gonzalez and Warnock were injured. Steven Gerrard has a dead leg and Xabi Alonso a tight hamstring.
"What is more important? The Premiership, the Champions League or the Carling Cup?
"If Arsenal can play nine reserves and score six at Anfield, people should be asking why is this. It's not because of one game, it's because of many reasons. I picked a team with seven players from the first team.
"Do people expect me to play Finnan every week? He has had to play in every fixture this season. The players I used were good players."