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7 Reproduction
7 Reproduction keywords
| Question | Answer |
|---|---|
| The female sex cell. | egg cell |
| When fertilisation happens outside the bodies of the parents. | external fertilisation |
| Fusing of a male sex cell with a female sex cell. | fertilisation |
| When fertilisation happens inside the bodies of the parents. | internal fertilisation |
| New organisms produced in reproduction. | offspring |
| An organism that has had offspring. | parent |
| Producing new organisms by the joining of two sex cells. | sexual reproduction |
| The male sex cell. | sperm cell |
| Ring of muscle at the bottom of the uterus in females. | cervix |
| Small hairs on the surface of some cells. | cilia |
| Removal of the foreskin. | circumcision |
| The female sex cell. | egg cell |
| A covering of skin protecting the head of the penis. | foreskin |
| When the ovaries in women stop releasing eggs. | menopause |
| Female reproductive organ that produces egg cells. | ovary |
| Carries egg cells from the ovaries to the uterus in women. | oviduct |
| Bag of skin containing the testes in males. | scrotum |
| A mixture of sperm cells and special fluids released by men during sexual intercourse. | semen |
| Producing new organisms by the joining of two sex cells. | sexual reproduction |
| Tube that carries sperm from the testes to the urethra. | sperm duct |
| Male reproductive organ that produces sperm cells. | testis |
| A tube carrying semen or urine running down the centre of the penis in males. | urethra |
| Organ in females in which a baby develops. | uterus |
| The penis is placed here during sexual intercourse. | vagina |
| Tiny new human life which grows by cell division from a fertilised egg cell. | embryo |
| When the penis becomes stiff. | erection |
| When an embryo sinks into the soft lining of the uterus. | implantation |
| When a woman has an embryo growing inside her uterus. | pregnant |
| Liquid surrounding the growing embryo and protecting it. | amniotic fluid |
| After an embryo has grown all its organs it is called a | fetus |
| Series of events lasting about a month, happening in the female reproductive system. | menstrual cycle |
| When the lining of the uterus and a little blood pass out of the vagina as part of the menstrual cycle. | menstruation |
| Releasing of an egg cell from an ovary in women. | ovulation |
| Attached to the uterus wall, this takes oxygen and food out of the mother’s blood and puts waste materials into the mother’s blood. | placenta |
| Chemicals released in our bodies that control the menstrual cycle and puberty. | sex hormones |
| Time when both physical and emotional changes occur in humans. | adolescence |
| When the placenta is pushed out through the vagina. | afterbirth |
| Substances produced by white blood cells that help to fight microbes which might cause diseases. | antibodies |
| The uterus starts to push out the baby during labour. | contractions |
| Glands contained in the breasts of women which produce milk after childbirth. | mammary glands |
| Time when physical changes happen in the body between the ages of about 11 and 15. | puberty |
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Zigs.uk
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