Keywords
fetus,baby,infant,uterus,in utero,womb,health,healthy,normal,third trimester,3rd trimester,placenta,cervix,vagina,vaginal canal,umbilical cord,uterine wall,fetal membrane,endometrium,myometrium,perimetrium,serosa,internal os,reproduction,gestation,gestational period,pregnant,pregnancy,fertility,female,reproductive system,reproductive,reproduction,reproduce,genital system,sexual reproduction,cross-section,cut,anatomy,human anatomy,anatomical,physiology,biology,medicine,fetus,placenta