In a medium bowl, combine shredded chicken and buffalo sauce.
Mix well until the chicken is evenly coated.
Lay out the tortillas on a clean surface.
Spread a tablespoon of ranch or blue cheese dressing on each tortilla.
Add a generous portion of the buffalo chicken mixture to the center of each tortilla.
Top with shredded lettuce, diced celery, and shredded carrots.
Sprinkle with green onions if desired.
Fold the sides of the tortilla over the filling.
Roll the tortilla tightly from the bottom to the top.
Slice in half diagonally and serve immediately.