contraception

Question 1

name a common method of contraception and how they prevent a pregnancy

Answer 1

oral contraception e.g pills
they contain hormones which prevent the body from producing the hormone fsh

Question 2

name one advantage and disadvantage of using contraceptive pills

Answer 2

highly effective if taken correctly

must be taken every day if forgoten then there is a risk of pregnancy and side effects e.g breast cancer or blood clots (risks are small)

cant prevent sexually transmitted infections (sti) e.g HIV

Question 3

name 2 other forms of hormonal contraception and what do they contain

Answer 3

implant skin patch or injection and they all contain progesterone

Question 4

what does progesterone stop the egg form doing

Answer 4

maturing or being released

Question 5

what are the advantages and disadvantages of using hormonal forms of contraception

Answer 5

more convenient the taking a daily pill
(implant lasts for 3 years)
(injection lasts for 13 weeks)
(patch lasts for 1 week)

can have side effects

cant prevent sexually transmitted infections (sti) e.g HIV

Question 6

name types of contraception’s that fall into the category of barrier and there function

Answer 6

condom or a diaphragm used to stop sperm reaching the egg

Question 7

what are the advantages and disadvantages of using barrier forms of contraception

Answer 7

have no side effects because they are not hormonal

condoms reduce the risk of sti

they can break and slip off

Question 8

how can you make a condom or diaphragm more effective

Answer 8

use a spermicide gel

Question 9

what do spermicides do

Answer 9

kill or disable sperm and reduce the chance of fertilization

Question 10

what form of contraceptive can women use and what is there function

Answer 10

Many women use an intrauterine device or IUD. sometimes called the coil

they prevent and embryo form implanting and release hormones to reduce chance of fertilization and is highly effective and can prevent pregnancy for up to ten years

Question 11

what are the advantages and disadvantages of using coil or iud

Answer 11

is highly effective and can prevent pregnancy for up to ten years

very few side effects

but cant protect against sexually transmitted infections

Question 12

name a form of surgical contraception

Answer 12

sterilization

for women: prevents the egg from reaching the uterus

for men: prevents sperm from leaving the penis

Question 13

what are the advantages and disadvantages of using sterilization

Answer 13

highly effective

very difficult to reverse and don’t protect against sti