| A | B |
| Where the baby grows | Uterus |
| Where fertilisation takes place | Oviduct |
| The joining of a sperm and egg | Fertilisation |
| The scientific word for having a period | Menstruation |
| The male sex cell | Sperm |
| The female sex cell | Egg |
| The time the baby is in the womb | Gestation period |
| the cord which through which the baby receives food and oxygen | Umbilical cord |
| The structure which transports food and oxygen from mum to baby | Placenta |
| The time when physical changes happen in the body | Puberty |
| When the baby has grown all its organs | Foetus |
| A developing baby under about 10 weeks old | Embryo |
| Where the eggs are produced | Ovary |
| Where the sperm are made | Testes |
| A small baby born early | Premature |