the 60,000 sperm remaining navigate through the cervix
uterus
sperm attacked by the monster leukocyte and he relases the white blood cells to stop sperm
250 million sperm enter the vagina 99 % die within thirty minutes sperm is destroyed by deadly acids
uterotubal junction
60,000 remaining must navigate through the cervix located at the far end of vagina sperm must swim single file through small channels
Fallopian tube
3000 sperm remain, they must navigate through the uterus and to the fallopian tube sperm attacked by leukocytes
fertilization
doorway to the fallopian tube sperm must show propper swiming characstics to be allowed through
sperm go in one by one and show the proper way of swimming
10-30 sperm remain sperm are provided with nourishment from fallopian tube so the sperm could live for hours or even days
sperm being provieded with nourishment
the remaining sperm attempt to find the egg the sperm makes contact with the other coat of the egg of enzymes on its head. they travel back to uterus and implant
sperm have reached the upper fallopian tube and have found the egg
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