B3.2.4 - Controlling Reproduction

Question 1

What is contraception?

Answer 1

Any technique used to prevent pregnancy

Question 2

What are non-hormonal contraception methods?

Answer 2

Barrier methods that prevent a sperm cell contacting the egg, or physical devices that release chemical compounds to kill sperm cells or prevent the implantation of fertilised eggs

Question 3

What are hormonal contraceptive methods?

Answer 3

Methods that use hormones to disrupt the normal female reproductive cycle

Question 4

Describe the condom as a contraceptive method.

Answer 4

It is non-hormonal. You place it over the penis to prevent sperm from going into the vagina. It can also stop sexually transmitted infections

Question 5

Describe the diaphragm or cervical cap as a contraceptive.

Answer 5

It is non-hormonal. It is inserted into the vagina to prevent sperm cells from entering. Removed 6 or more hours following sexual intercourse, but ineffective unless used in combination with a spermicide

Question 6

Describe the intrauterine device as a contraceptive.

Answer 6

It is non-hormonal. It is inserted into the uterus and releases copper, which prevents sperm surviving in the uterus and Fallopian tubes. It is effective for more than 5 years, and can also prevent implantation of a fertilised ovum

Question 7

Describe the combined pill as a contraceptive.

Answer 7

It is hormonal. It thickens mucus at the cervix, stopping sperm from reaching an ovum, and also prevents implantation of a fertilised egg. It must be taken daily for the 21 days of the menstrual cycle.

Question 8

Describe the progesterone pill as a contraceptive.

Answer 8

It is hormonal. It thickens mucus from the cervix, which stops stern from reaching the ovum. It thins the lining of the uterus to prevent implantation and can prevent ovulation. It must be taken around the same time every day

Question 9

Describe the intrauterine system as a contraceptive.

Answer 9

It is hormonal. It is inserted into the uterus and has the same effect on the body as the progesterone pill. It remains effective for 3-5 years.

Question 10

How many forms of contraceptive are 100% effective?

Answer 10

None

Question 11

How is the ability of contraceptive technique measured?

Answer 11

By percentage effectiveness (predicting the number of women who would be pregnant per 100 people)

Question 12

What is the effectiveness of a male condom?

Answer 12

98%

Question 13

What is the effective of a female condom?

Answer 13

95%

Question 14

What is the effectiveness of the diaphragm and cap?

Answer 14

92 - 96%

Question 15

What is the effectiveness of an intrauterine device?

Answer 15

Over 99%

Question 16

What is the effectiveness of an oestrogen and progesterone pill?

Answer 16

Over 99%

Question 17

What is the effectiveness of the intrauterine system?

Answer 17

Over 99%