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Biology
Menstrual cycle
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𝕯𝖟𝖍𝖆𝖍𝖎𝖉 𝕬𝖘𝖊𝖓𝖔𝖛
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Cards (21)
What is one change that happens to girls during puberty?
They start releasing
eggs
from their
ovaries
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What is the menstrual cycle linked to?
Releasing
eggs
and having a
period
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How long is the average menstrual cycle?
28 days
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What happens during menstruation?
The
uterus
lining breaks down and blood leaves
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What is the first stage of the menstrual cycle called?
Menstruation
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When does ovulation occur in the menstrual cycle?
Around
day 14
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What happens during ovulation?
One egg is released from an
ovary
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What happens to the uterus lining after ovulation?
It is
maintained
and kept thick
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What marks the end of the menstrual cycle?
Day 28
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Why is monitoring the menstrual cycle important for women?
To help with
pregnancy planning
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When is the best time for sexual intercourse to potentially become pregnant?
Around
day 14
of the cycle
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What happens to the menstrual cycle if pregnancy occurs?
The cycle stops and the
uterus lining
remains thick
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What is contraception?
It prevents
pregnancy
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What are two common types of contraception?
Contraceptive
pill and
condoms
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How do condoms work as contraception?
They prevent
sperm
from entering the
vagina
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What additional benefit do condoms provide?
They prevent
sexually transmitted diseases
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How does the contraceptive pill work?
It releases
hormones
to prevent
egg release
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What must a woman do for the contraceptive pill to be effective?
Take the pill
every
day
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Does the contraceptive pill protect against sexually transmitted diseases?
No
, it
does
not
offer
protection
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What are the stages of the menstrual cycle?
Menstruation
(
Day 1-4
)
Follicular phase
(Day 5-14)
Ovulation
(Around
Day 14
)
Luteal phase (
Day 15-28
)
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What are the strengths and weaknesses of different contraception methods?
Strengths:
Effective in preventing pregnancy
Some protect against
STDs
(e.g., condoms)
Weaknesses:
Hormonal
methods may have side effects
Barrier methods require proper use
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