True or false? Correct false ones. j) During puberty, the male reproductive system starts to produce sperm cells. k) The female reproductive system begins to release egg cells from the uterus.
j) true, k) False. From the ovaries
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20
How many eggs do the ovaries release in each menstrual cycle?
one egg per month
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star
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rocket
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banana
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20
How long is a menstrual cycle?
The average is to have periods every 28 days
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g) What negative and positive emotional and social changes occur in adolescence?
Negative: fears, doubts and insecurities. Positive: you start to find your identity, take more responsibility and become more independent.
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25
Write these sentences into the correct boxes. egg released (ovulation), period (menstruation), egg dies if not fertilised, lining starts to thicken, if egg is fertilised it settles into thick lining.
egg released (ovulation), period (menstruation), egg dies if not fertilised, lining starts to thicken, if egg is fertilised it settles into thick lining-.
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What causes an egg to leave the ovaries?
the hormones causes the ovary to release an egg (ovulation) at about day 14
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a) Which part of the male reproductive system produces the sperm cells?
testes
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15
True or false? Correct false ones. e) Puberty usually starts between the ages of 8 and 13 in girls. In boys, puberty usually starts between the ages of 9 and 15.
True
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Where to the egg cells travel when they are released?
They travel to the falopian tubes.
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trap
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fairy
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lifesaver
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baam
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True or false? Correct false ones. f) During puberty, facial hairs begin to grow and voices become deeper for girls. g) During puberty, breasts develop for girls and they also start with the menstrual cycle.