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IGCSE-Human Reproduc
| Question | Answer |
|---|---|
| Calcium | as the bones of the fetus are growing |
| Provide the amino acid that both need to make new tissue | Protein |
| Menstruation | When the lining of the uterus breaks down and blood and cells pass out the vagina |
| Follicle | Formed when each potential egg is surrounded by a small group of cells together |
| When menstruation stops | Menopause |
| What control the changes that take place | Hormone |
| Pituitary gland | At the beginning of puberty, this starts to makes hormone that stimulate the testes and the ovaries. |
| Implantation | When the fertilised egg divides to form a ball of cells, implants into the thick uterus lining. |
| The sex organs start to produce sex hormones to develop what? | Secondary sexual characteristics |
| Adolescent | What does a person become when puberty starts? |
| A small plastic device that is wrapped in copper or contains hormones | IUC (Intra-Uterine Device) |
| Femidom | The female equivalent of a condom a is inserted into the vagina |
| Chemicals that kill sperm | Spermicides |
| HIV | a virus that infects cells in the immune system |
| Gonorrhoea | a small, spherical bacterium. |
| Sterilisation | A minor operation for a woman, her oviducts are cut and blocked |
| Premature | Give birth before 9 months and 10 days |
| Ovulation | When the follicle bursts releasing the egg |
| Supply more red blood cells for the mother | Iron |
| Carbonhydrate | Provide for the mother to carry heavy body around. |