COOK and stir chicken in large nonstick frying pan sprayed with cooking spray on medium-high heat 5 to 8 minutes or until chicken is cooked through.
ADD combined dressing and salsa; stir until well blended. Reduce heat to medium; cook 1 to 2 minutes or until heated through.
PLACE 2 cups of the lettuce on each of 4 salad plates; sprinkle evenly with crushed chips. Top with chicken mixture and cheese. Serve warm.