Objective　To measure the level of medical students' sense of professional mission and test its influencing factors. Methods　Descriptive statistical analysis was used to evaluate the status quo of medical students' sense of learning mission

and multiple linear regression was used to analyze its influencing factors. SPSS 19.0 software was used to statistically analyze the data. Results　① The scores of medical students' sense of professional mission were (3.67±0.66) points. The scores of altruistic contribution

guiding force

meaning and value were all higher than 3 points and were close to each other

indicating that medical students had a good sense of professional mission. ② The regression analysis results showed that P values of the five variables of major interest

employment prospect

academic performance

major satisfaction and learning atmosphere were all less than 0.05

and the β coefficient was positive

indicating that the five independent variables had a positive correlation with the dependent variables of professional mission. Conclusion　Medical colleges and universities should strengthen the education of medical students' sense of professional mission and establish correct professional values of medical students

which help stimulate medical students' professional ethics of caring for life

saving lives and injuries.