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Sceince > Repoductive System > Flashcards

Repoductive System Flashcards

1
Q

Name the process when the sperm nucleus fuses with an egg

A

Fertlisation

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2
Q

Were does implantation occur

A

Oviduct

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3
Q

Name one substance witch passed between mother and foetus

A

Oxygen / carbon dioxide/ urea

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4
Q

Explain how this substance is exchanged

A

It passed through the umbilical cord to placenta to baby

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5
Q

Reason why pregnant women should not drink

A

It’s passes to the baby

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6
Q

Ureatha

A

The tube were the sperm leaves penis

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7
Q

Penis

A

Enters a places sperm into vigina

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8
Q

Socturm

A

Sac that holds and protects the testes

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9
Q

Sperm tube

A

Carrie’s sperm to the ureatha from testes

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10
Q

Testes

A

Produces sperms

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11
Q

Prostate gland

A

Adds fluid to sperm

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12
Q

Ovary

A

Produces ova

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13
Q

Cervix

A

The opening of the uterus

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14
Q

Oviduct

A

Carries ova

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15
Q

Uterus

A

nourish and develops baby

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16
Q

Vigina

A

Penis places sperm

17
Q

What are females born with

A

All the eggs cells they wills release in there life

18
Q

What is bigger egg or sperm

A

The egg is 30 times bigger then the sperm

19
Q

Were does fertlisation take place

A

Oviduct or uterus

20
Q

Ova=

A

Egg

21
Q

What is sexual reproduction

A

Is the joining together to two gemetes

22
Q

Reproduction

A

Living organisms need to be able to reproduce mammals produce young

23
Q

How many chromosomes does gametes contain

A

23 - haploid

24
Q

What is diploid

A

Normal number of chromosomes 46

25
Q

What are gemetes

A

Male sperm
Female egg

26
Q

What is zygote

A

The first diploid cell fromed by the fusion of gametes

27
Q

What is haploid

A

Half the number of cells 23

28
Q

What is a male vesxtemy

A

Cutting the sperm tubes preventing sperm form entering penis

29
Q

What is female sterilisation

A

Cutting the oviducts preventing ova from reaching the uterus

30
Q

How long is the menstrual cycle

A

28 days

31
Q

1st stage of menstrual cycle

A

Release of egg

32
Q

2nd stage of menstrual cycle

A

Development of think lining on the uterus wall

33
Q

3rd stage of menstrual cycle

A

Brake down of lining period

34
Q

What is sperm made up of

A

Enzymes
Nucleus containing chromosomes
Tail

Sceince (9 decks)

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