DASLE LDA Minnesota Exam Questions with 100% Correct Answers

DASLE LDA Minnesota Exam Questions with 100% Correct Answers Extrinsic stains - Correct Answer ️️ -- appear on the exterior of tooth and can be removed ex: food, drinks, and tobacco Black line stain - Correct Answer ️️ -formation of a thin black to dark brown line slightly above the gingiva and following the contour of the gingival margin; found primarily in women and often in cases of excellent oral hygiene Air-powder polishing - Correct Answer ️️ -high-pressure stream of water and sodium bicarbonate orange stain - Correct Answer ️️ -this extrinsic stain is believed to be caused by chromogenic bacteria often related to drug therapy such as antibiotics. It is uncommon but if it does occur, it can be found on the lingual and facial surfaces of the anterior teeth near the gingival margin. Chlorhexidine Stain - Correct Answer ️️ -this stain occurs with prolonged use of chlorhexidine which is found in chewing gum and mouth rinse. It is yellowish to green to brown in color and appears in restorations. Intrinsic stains - Correct Answer ️️ -stains that are incorporated into the tooth structure, usually during the tooth's development, ex tobacco stains, smoking, chewing or dipping. Endogenous stains - Correct Answer ️️ -originate within the tooth through development and systemic disturbances. CANNOT BE REMOVED. Caused by - amount of flouride during formation of the tooth, medications used Exogenous stains - Correct Answer ️️ -originate outside the tooth caused by environmental agents Dental fluorosis - Correct Answer ️️ -occurs as a result of high concentrations of fluoride received systemically during tooth development. The color of the stain varies from white to yellow-brown or gray-brown. The outer surface may be pitt