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Flashcards · Biology · Hormones and Reproduction

Contraception

16 cards

  1. What is contraception?

    A way of preventing pregnancy.

  2. What hormones are in the combined pill?

    Oestrogen and progesterone.

  3. How does the pill stop ovulation?

    It keeps FSH and LH low, so no egg matures or is released.

  4. How does progesterone affect the mucus?

    It makes it thicker, so sperm cannot get through.

  5. How does hormonal contraception affect the lining?

    It keeps the lining thin.

  6. Name three hormonal methods.

    Any three from: the pill, patch, injection, implant and IUS.

  7. What does a condom do?

    Stops sperm from entering the vagina.

  8. Which method protects against STIs?

    Condoms.

  9. What does a diaphragm do?

    Covers the cervix, and is used with spermicide.

  10. How does a copper IUD work?

    The copper kills sperm and stops implantation.

  11. What is sterilisation?

    An operation that is intended to be permanent.

  12. What is a side effect of hormonal contraception?

    Headaches, mood changes, or a small risk of blood clots.

  13. Which method is the most effective in the data?

    The implant.

  14. Why is a condom less effective than an implant in the data?

    It must be used correctly each time.

  15. Do hormonal methods protect against STIs?

    No.

  16. Common mistake about the pill?

    Saying that it kills sperm. It stops ovulation.