Systematic principles should be followed in teaching practice. This paper expounds how to carry out the systematic teaching in the course of medical immunology. Firstly,systematic teaching requires teachers to grasp the teaching content of this course,and sum up the main line of the subject knowledge; secondly,according to the characteristics of students' majors,it constructs the system of knowledge structure of immunology; thirdly,it explores systematic teaching of theory with practice. The systematic teaching of th...