How long does the sperm survive for time

How long does the sperm survive for time
The male sperm only lives outside the body for 24 hours at mostNormal ripe man ejaculates once though discharges several ten million and is even up to about 200 million sperms, most sperm these lose vigor in the the intersection of reproduction and acid environment of dish in women but death. Generally speaking, sperm's life-span in the vagina is less than 8 hours, only only a few sperms escape danger and continue marching forward. When it is reached the uterus that the sperm falls over each other to do on the ground, 1%- 5% when its quantity only ejaculates, why? Because retain the sperm in the seminal fluid at the time of ejaculation, can get in the seminal fluid a large number of enzymes of fructose and resolving candy protect, having left the seminal fluid after the sperm entered the uterus, it survives the condition is far from being so good as the seminal fluid, so the life-span is just greatly shortened, the sperm with poor quality runs more slowly, can't reach the palace quickly, have just lost vigor. Can reach the oviduct and is fertilized the sperm in the position finally just there is not much left through the outposts of the tax office.However, so long as the sperm enters in the oviduct, there is the very strong one that is fertilized ability. Certainly, only 1- 2 sperms have the honor to bind with ovum finally, other sperms successively die within 24- 36 hours. Only store the sperm in latent nest of mucous membrane of palace neck, its life-span can be up to 2- 6 days, even so, ability that is fertilize its lose basically already, because sperm fertilize ability, can keep 20 about hour only mostly.
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