Find out 15 facts about sex, covering getting pregnant, STIs, sex and alcohol, and being gay or lesbian. Can you get pregnant if you have sex during your period ? No, a girl can't get pregnant following oral sex, even if she swallows sperm. If a woman has an STI, the infection can be passed on through vaginal fluid. A woman with a birth defect that left her without a vagina still got pregnant after she Oral Sex, a Knife Fight and Then Sperm Still Impregnated Girl Even the year-old girl could not believe she was pregnant. fact that an individual with a completely obstructed vaginal outlet would have been expected. Misinformation can cause unnecessary fear around sex and our bodies, There are ~six days during each menstrual cycle when exposure to sperm can lead to a more "no sex" days each cycle to protect someone from pregnancy. on the giving or receiving end, you cannot get pregnant from oral sex.