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7B Sexual reprod
Key words
| Term | Definition |
|---|---|
| Egg cell | The female sex cell (gamete) |
| Endangered | At risk of extinction |
| External fertilisation | Fertilisation outside the body |
| Fertilisation | Fusing of male and female gamete |
| Fuse | When two become one |
| Gamete | Sexual reproduction cell |
| Internal fertilisation | Fertilisation inside the body |
| Offspring | New organisms from reproduction |
| Parent | Organism that has produced the offspring |
| Sex cell | Gamete |
| Sexual reproduction | Where two individuals produce a new organism |
| Sperm cell | The male sex cell (gamete) |
| Adapted | Special features to carry out a function |
| Bladder | Organ that stores urine |
| Cervix | Ring of muscle at bottom of uterus |
| Cilia | Small hairs on the surface of the cell |
| Circumcision | Removal of foreskin |
| Fallopian tube | Oviduct |
| Foreskin | Skin covering of penis |
| Glands | Tissues that make and release chemicals |
| Menopause | Ovaries stop releasing egg cells |
| Ovary | Produces egg cells |
| Oviduct | Carries egg to uterus. Site of fertilisation. |
| Puberty | Sexual maturation |
| Scrotum | Skin containing testes |
| Semen | Mixture of sperm and fluids |
| Sperm duct | Carries sperm from testes to urethra |
| Testis | Produces sperm |
| Urethra | Carries urine and sperm |
| Uterus | Site of baby development |
| Vagina | Opening from cervix to outside |
| Amnion | Bag containing amniotic fluid |
| Amniotic fluid | Liquid protecting embryo |
| Ejaculation | Release of semen from penis |
| Embryo | Fertilized egg from zygote to foetus (0 to 8 weeks) |
| Erection | When the penis becomes stiff |
| Implantation | When an embryo sinks into the lining of the uterus |
| Placenta | Organ that takes oxygen and nutrients from the mother’s blood and gives waste |
| Pregnant | When an embryo is growing inside |
| Sexual intercourse | Where semen is ejaculated into the vagina |
| Umbilical chord | Carries materials from the placenta to the embryo or fetus |
| IVF | Egg and sperm develop into an embryo before being placed in the uterus |
| Sperm count | Number of sperm per volume |
| Surrogate mother | Taking the fertilized embryo of another person |
| Test-tube baby | IVF |