What is contraception?
Methods used to prevent pregnancy.
What are the two main types of contraception?
Barrier methods and hormonal methods.
How do barrier methods work? Give two examples.
They physically block sperm from reaching the egg. Examples: condoms, diaphragms.
How do hormonal contraceptives work?
They prevent ovulation, thicken cervical mucus, or thin the uterine lining to stop fertilisation or implantation.
Name three types of hormonal contraceptives.
The pill, contraceptive implant, contraceptive injection.
What is an IUD and how does it prevent pregnancy?
Intrauterine Device; placed in the uterus, it prevents sperm from reaching the egg and may stop implantation.
What is a benefit of condoms over other methods?
They also protect against sexually transmitted infections (STIs).
What is a disadvantage of hormonal contraception?
Possible side effects like mood changes, headaches, or weight gain.
What does ‘fertility awareness’ or ‘natural method’ mean?
Tracking the menstrual cycle to avoid sex during fertile days.
How does the contraceptive pill prevent pregnancy?
It contains hormones that stop ovulation and thicken cervical mucus so sperm can’t reach the egg.
Give one advantage and one disadvantage of condoms.
Advantage: Protect against STIs. Disadvantage: Can break or slip.
Explain how an IUD prevents pregnancy and where it’s placed.
It’s placed in the uterus. It prevents sperm from reaching the egg and can stop implantation.
What does STI stand for?
Sexually Transmitted Infection.
Name three common STIs.
Chlamydia, Gonorrhoea, HIV/AIDS
How can you prevent STIs?
Use barrier methods like condoms and dental dams.
Can hormonal contraception prevent STIs?
No, only barrier methods help prevent STIs.
What is HIV and how does it affect the body?
HIV is a virus that weakens the immune system and can lead to AIDS if untreated.
What does the contraceptive pill do?
It prevents ovulation, thickens cervical mucus, and thins the uterus lining.
How does the contraceptive implant work?
It slowly releases progesterone to stop ovulation and thicken mucus. Lasts 3 years.
How does the contraceptive injection work?
It releases hormones into the body to stop ovulation. Taken every 8–12 weeks.
What does the copper IUD do?
It releases copper to kill sperm and prevent fertilization.
How do condoms prevent pregnancy and STIs?
They act as a physical barrier, stopping sperm from reaching the egg and preventing STI transmission.
Why do some people prefer non-hormonal contraception?
It avoids hormone-related side effects and can offer STI protection (like condoms).