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Biology paper 2
Homeostasis and response
contraception
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Cards (29)
What hormone does the contraceptive pill prevent the body from producing?
FSH
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How does the contraceptive pill prevent pregnancy?
It prevents eggs from maturing
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What is one advantage of the contraceptive pill?
It is highly
effective
if taken correctly
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What is a disadvantage of the contraceptive pill?
It must be taken every
day
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What are some risks associated with certain contraceptive pills?
Increased risk of
breast cancer
or
blood clots
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What hormone do implants, skin patches, and injections contain?
Progesterone
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What is an advantage of hormonal contraceptives like implants and patches?
They are more convenient than
daily
pills
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How long does a contraceptive implant last?
Three years
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How long does a contraceptive injection last?
Around
thirteen
weeks
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How long does a contraceptive patch last?
Around
one week
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What is a disadvantage of both the pill and hormonal contraceptives?
They do not protect against
STIs
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What are barrier methods of contraception?
Condoms
and
diaphragms
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How do barrier methods prevent pregnancy?
They prevent
sperm
from reaching an egg
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What is an advantage of barrier methods?
They do not have
hormonal
side effects
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How can condoms reduce the risk of STIs?
They act as a
barrier
to infections
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What is a disadvantage of condoms?
They can
break
or
slip
off
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What is spermicide used for?
To
kill
or
disable
sperm
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What is an intrauterine device (IUD) also called?
The
coil
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How long can an IUD prevent pregnancy?
Up to
10 years
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What is a disadvantage of an IUD?
It does not protect against
STIs
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What is surgical contraception called?
Sterilization
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How does sterilization work for women?
It prevents the egg from reaching the
uterus
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How does sterilization work for men?
It prevents
sperm
from leaving the
penis
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What is a disadvantage of surgical contraception?
It is difficult to
reverse
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What is a natural form of contraception?
Abstaining from sexual intercourse after
ovulation
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What is a challenge of natural contraception methods?
It's hard to tell when
ovulation
occurs
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What is a common belief of the Catholic Church regarding contraception?
All contraception is unethical except
natural methods
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What do many people believe about contraception?
It's a
person's
right
to choose
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Why do many people advocate for condom use?
They reduce the risk of
STIs
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