Pregnancy check-up time and item chart introduction During pregnancy, regular pregnancy check-ups can detect problems in time and take measures to ensure the health of mother and baby. Below we will give you a detailed introduction to pregnancy examinations from four aspects: pregnancy examination time, examination items, examination illustrations, and importance. 1. Pregnancy check-up time Usually pregnant women will undergo multiple pregnancy check-ups during a normal pregnancy. The first pregnancy check-up time is usually in the first trimester, that is, during pregnancy