15 terms

Fertilisation

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Terms in this set (...)

gonads
Organs that produce sex cells (gametes)
male gonads
testicles
female gonads
ovaries
gametes
sex cells / reproduction cells
male gamete
sperm
female gamete
eggs / ova / ovum
fertilisation
union between a male gamete and a female gamete
sperm
male reproductive cell with a head and a tail
ova
female reproductive cell with the shape of a sphere
menstruation
release of an egg from the fallopian tubes of females every 28 days which also involves the discharge of blood
1st stage of fertilisation
The ova is released from the ovary every 28 days to the fallopian tube
2nd stage of fertilisation
Sperm enters the vagina and travels through the female reproductive organs until it reaches the ovum either on the uterus or the fallopian tubes
3rd stage of fertilisation
Sperm fertilises the egg and it becomes a zygote
4th stage of fertilisation
The zygote divides and becomes an embryo
5th stage of fertilisation
The embryo implants itself in the uterus