Uvula Wikipedia Blocking Behavior in Brass Players: Connections Between Fluency in Speech and Music Nothing crazy, but using a vibrating tooth brush as my initial retractor when giving local anesthesia has gotten a lot of good feedback Patients say the vibration at the exact site of The Function of the Uvula The uvula is a small muscular, gland rich structure suspended from the soft palate that helps close off the nasopharynx during swallowing, maintains throat moisture through mucus