6.6 Reproduction Flashcards
0
Q
Process of IVF (in vitro fertilisation) [7]
A
- Stop menstrual cycle
- Hormone injected for follicle development
- Extract eggs from ovary
- Sperms selected and injected into eggs
- Fertilisation
- Implant embryo into uterus
- Check for pregnancy
1
Q
Disadvantages of IVF [6]
A
- Expensive
- Low success rate (~15%)
- Eugenics
- May pass on infertility
- Cultural/religious objections
- Disposal of unused embryos
2
Q
Role of hormones in menstrual cycle
A
- FSH - follicular growth
- LH - surge causes ovulation
- Estrogen - development of endometrium
- Progesterone - thickening of endometrium
3
Q
Advatanges of IVF [2]
A
- Chance for infertilecouples to have children
* Decreases suffering from genetic diseases
