contraception Flashcards
1
Q
which hormones does the pill contain
A
oestrogen or progesterone. These hormones inhibit the production of FSH, and eggs cannot mature.
2
Q
benefits of oral contraceptives
A
- 99% effective
- reduce risk of cancer
3
Q
risks of oral contra
A
changed in weight, mood, blood pressure
4
Q
Non-hormonal methods of contraception
A
Physical barrier methods
a coil, prevent the implantation of an embryo or release of a hormone
Spermicidal agents which kill or disable sperm
Abstaining
Surgical methods
5
Q
benefits and risks of condoms
A
- easy and quick to use
- tear
6
Q
risk of surgical methods
A
cannot be reversed
7
Q
How does IVF work
A
- FSH and LH are used to stimulate maturation of eggs
- eggs are collected and fertilised by sperm in a lab
- fertilised egg develops into an embryo
- injected back into uterus
8
Q
advantages of IVF
A
- have own babies
- safe
- unused eggs can be used for research or donated
9
Q
disadvantages of IVF
A
- side effects headaches
- risk of multiple births
- success rates are not high
