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Name the three parts of Labour
Dilation, Expulsion adn Delivery
...... connects the placenta to de baby.
Unbillical cord
How many eggs has a girl got in adolescence?
Between 300.000 and 400.000
In which stage of pregnancy the embryo is called foetus?
First trimester.
Where does the fertilization take place?
Fallopian tubes
Why has sperm got tail?
To swim in the seminal fluid.
How many sperm do the male roproductive organ produce in a second? a 4000 b 10000 c 400 d. 1000
b
The nucleus of the egg is protected by.... a membrane b skin c. sperm
a
The male sex cell is .....
sperm
How many stages are there in fetilisation?
5
How long does pregnancy last?
About 9 months.
Name the parts of the egg.
nucleus and membrane
When (trimester) does the foetus open and close its eyes?
Second trimester.
When is the placenta expelled in Labour?
Delivery
What gamete is the biggest?
Egg
The zygote starts to divide in the first stage of the fertilisation. True or False?
False. It´s fourth.
