Abstract: Preclinical training is an important part of undergraduate teaching in periodontology，which constitutes a complete discipline teaching system together with theoretical courses and clinical practice. This article summarized the main contents of the standardized periodontal preclinical training based on the teaching practice of dental undergraduate students in Peking University School and Hospital of Stomatology，to provide reference for the implementation of periodontal preclinical training，with a view to promoting the sound development of domestic periodontology teaching practice.

Key words: undergraduate, dental education, medical student, periodontology, preclinical training

摘要： 牙周前期实习教学是牙周病学本科教学的重要组成部分，其与理论课和临床实习共同组成了完整的牙周病学本科教学体系。文章结合北京大学口腔医学院·口腔医院牙周科口腔医学本科生牙周前期实习的教学实践，总结了规范化牙周前期实习的主要内容，为国内推广实施规范化的牙周前期实习教学提供借鉴和参考，更好地促进国内牙周病学实习教学的良性发展。

关键词: 本科生, 口腔医学教育, 医学生, 牙周病学, 前期实习