MED SURG LEVEL 4 - HESI Hint MATERNAL .

MED SURG LEVEL 4 - HESI Hint MATERNAL /MED SURG LEVEL 4 - HESI Hint MATERNAL . HESI Hint • The menstrual phase varies in length in most women. HESI Hint • Ovulation occurs approximately 14 days before the next menstrual cycle. HESI Hint • To avoid pregnancy a woman should abstain from unprotected sexual intercourse during her fertile days.The most fertile days for pregnancy are the day before ovulation and the day of ovulation. The fertile period begins 4- 5 days prior to ovulation and ends 24- 48 hours after ovulation. A couple must avoid unprotected intercourse for several days before an anticipated ovulation and for 3 days after ovulation to prevent pregnancy because sperm can live in a woman’s body approximately 4 to 5 days and eggs live approximately 24-48 hours after being released.