How do oral contraceptives function to prevent ovulation and alter uterine and cervical conditions to avoid fertilization or implantation?
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Oral contraceptives contain hormones that prevent ovulation, thicken cervical mucus to block sperm, and alter the uterine lining to prevent implantation.
Oral contraceptives prevent ovulation by releasing hormones that stop the release of eggs. They also thicken cervical mucus to block sperm and thin the uterine lining to prevent implantation.