Dental Which of the following is true about Catlan’s appliance? A It is used to treat cross-bite of maxillary posterior teeth B It is constructed on the lower anterior teeth with an inclined plane C If used for a long period it results in anterior deep bite D Of constructed on the upper anterior teeth it has a 45 degree angulation 💡 Explanation Which of the following is true about Catlan's appliance? ✓ Correct Answer: B. It is constructed on the lower anterior teeth with an inclined plane