Objective: To investigate the relationship between inflammatory metrorrhagia and spiral arteriolar function. Methods:Seven normal menorrhea adult Rhesus monkeys were choosed and divided into model group and control group at random. Colon bacillus,staphylococcus aureus and peptostreptococcus were inoculated into uterine cavity of model group in the third day of menstruation. Then, the sample of endometrium is obtained in late secretory phase of the fourth menstrual cycle, which is examined under microscope. Endometrium of control group was not inoculated. Results:Compared with that of control g...