What is the primary way that combination birth control pills work to prevent pregnancy?
A) They create an artificial barrier to the cervix.
B) They release chemicals that deactivate sperm.
C) They prevent ovulation and thicken cervical mucus.
D) They cause mucus to form in the fallopian tubes blocking fertilization.

Question

Quizplus · Accepted Answer

Combination birth control pills contain synthetic forms of estrogen and progestin hormones that work together to suppress ovulation, meaning no egg is released from the ovaries. They also thicken the cervical mucus, making it more difficult for sperm to reach and fertilize an egg that may have been released despite the suppression of ovulation.

What Is the Primary Way That Combination Birth Control Pills