Dental Assisting MN Licensure 189 Exam Review Questions And Answers

Chlorahexadine Stain - ️️Found in Chewing Gum and Mouthrinses, Yellowish to green brown in color Endogenous Stains - ️️Originate within the tooth through developmental and systemic disturbances and CAN'T be removed Exogenous Stains - ️️Those that originate outside the tooth and are caused by environmental agents Extrinsic Stains - ️️Are those stains that appear on the exterior of the tooth and CAN be removed Intrinsic Stains - ️️Are caused by environmental source but CAN'T be removed because the stain has become incorporated into the tooth structure Black Stain - ️️Thin Black line on the teeth near the gingival margin, Frequently found in clean mouths. Extrinsic Tobacco Stain - ️️A very tenacious dark brown or black stain - Extrinsic Brown or yellow stain - ️️Most commonly found on the buccal surfaces of the maxillary molars and the lingual surfaces of the lower anterior Incisors - Extrinsic Dental plaque agents - ️️Reddish brown stain on the interproximal and cervical areas of the teeth. Caused by prescription mouth princes that contain chlorhexidine - Extrinsic