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biology paper 2
homeostasis
hormones to treat infertility
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kimm
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Cards (22)
What hormones are primarily involved in controlling the release of an egg?
FSH
and
LH
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What does FSH trigger in the ovaries?
FSH triggers an
egg
to
mature
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What does LH trigger in the menstrual cycle?
LH
triggers the
mature egg
to be
released
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What is a common issue that many people face regarding fertility?
Some
men
have a
reduced
sperm count
and some
women
find it
difficult
to
conceive
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What is the purpose of the fertility drug that includes FSH and LH?
It causes the
woman
to
ovulate
more
than
usual
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What is in vitro fertilization (IVF)?
Fertilization that takes place
outside
the body
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What happens to the eggs during IVF after they are treated with FSH and LH?
Several
eggs
mature
and are then
collected
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What is done with the sperm during IVF?
Sperm from the
father
is
collected
to
fertilize
the
eggs
in the
laboratory
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What happens to the fertilized eggs in IVF?
They
develop
into
embryos
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Where are the embryos inserted after they develop?
Into the
mother's
uterus
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What is a benefit of IVF?
It gives a
woman
the
chance
to have a
baby
of
her
own
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What are three possible problems associated with IVF?
Low
success rates
,
emotional
stress
, and
physical
demands
on the
mother
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Why can IVF lead to multiple births?
Because several
embryos
may be
implanted
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What ethical issue is associated with the embryos created during IVF?
Many embryos are
destroyed
and some people find that
unethical
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What is a financial concern regarding IVF?
IVF is
expensive
and some believe the
money
could be
spent
on other
medical
issues
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What is the menstrual cycle's relation to hormones?
Several
hormones
work
together
to
control
the
release
of an
egg
every
28
days
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What role do oestrogen and progesterone play in fertility?
They regulate the menstrual cycle and prepare the uterus for pregnancy
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What is the process of egg collection during IVF?
Eggs are collected from the
mother
after they
mature
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What are the development stages of embryos in IVF?
Embryos develop from
fertilized
eggs
into
tiny
balls
of
cells
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What is the emotional impact of infertility treatments?
IVF
is emotionally very
stressful
for both parents
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What are the ethical considerations surrounding embryo destruction?
Some people find it
unethical
to
destroy
embryos
created
during
IVF
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What are the financial implications of IVF treatments?
IVF is
expensive
and some believe the
money
could be
spent
on other
medical
issues
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