Understanding Oral Lichen Planus. Oral lichen planus can occur anywhere inside the mouth, but is usually seen on the inside of the cheeks and appears as thin white lines, patches, or dots. It is most common between the ages of 30 and 60. While it appears in about one to two percent of the population, women get oral lichen planus twice as often as men.
Visit www .collegeboard .org/ap/creditpolicy to view AP credit and placement policies. at more than 1,000 colleges and universities . Performing well on an AP Exam means more than just the successful completion of. a course; it is a gateway to success in college .
Advanced Placement and International Baccalaureate courses are the most challenging assignments in most U.S. high schools. The AP exams, written and graded by outside experts including college faculty, are usually three hours long and contain several essay questions. They are much tougher than typical high school course finals.