Phev npaum li cas koj thiaj xav tau cev xeeb tub?

Feem ntau, cov poj niam uas siv kev sib tshuam hauv kev sib txuas yog ib qho kev tiv thaiv tsis zoo hauv cov lus nug, uas ncaj qha kev txhawj xeeb txog cov phev ntau ntxiv rau cev xeeb tub. Cia peb sim teb nws.

Dab tsi yog cov yam ntxwv ntawm kev nce qib cov txiv neej deev cov poj niam hauv kev ua poj niam deev?

Thaum lub sij hawm ntuj com, tsis siv kev tiv thaiv, tus txiv neej ejaculate ntog rau hauv qhov chaw mos. Qhov nruab nrab ntawm cov khoom nruab nrab ntawm cov poj niam deev no yog acidic, pH muaj li 4. Qhov no yog vim li cas, kwv yees li 2 xuab moos tom qab kev sib daj sib deev, feem ntau ntawm cov poj niam txiv neej uas tau poob rau hauv cov phev tuag. Tsuas yog cov mobile tshaj plaws thiab cov pheej tseem pheej txuas ntxiv lawv cov kev nce qib raws lub voos chaw mos thiab tuaj txog ntawm lub ncauj tsev menyuam. Ntawm no lawv muaj feem xyuam nrog ncauj plab hnyuv, uas kuj tseem tuaj yeem muaj ib qho kev sib hloov rau lub tsev menyuam. Yog li, piv txwv li, khov mis hnyuv hauv tsev menyuam tsis tuaj yeem hloov dhau phev heev.

Yog li ntawd, tsuas yog ib feem ntawm cov txiv neej cov mos qoob loo tuaj yeem nkag mus rau hauv lub uterine kab noj. Thaum siv cov thev naus laus zis los ntawm cov kws kho mob cov kws kho mob thiab cov kws tshawb fawb, nws tsis muaj peev xwm tsim kom paub tias phev npaum li cas nyob hauv qhov chaw mos, yog li ntawd tus poj niam yuav xeeb tub. Li ntawd cov kws tshawb fawb kos, tias qhov loj tshaj tus nqi tsis tau ntim ntawm ib qho ejaculate, thiab ntau ntawm kev sib deev hlwb hauv nws.

Cov phev ntau npaum li cas lawm?

Muaj ntau cov kev sim ua tau pom tias nyob hauv lub ejaculate uas nyob hauv qhov chaw mos, spermatozoa yuav tsum muaj tsawg kawg yog 10 lab. Qhov tshaj plaws yog tias tsuas yog ib txhiab feem uas ncav cuag lub uterine kab noj. Nws yuav tsum tau sau tseg tias ntau ntawm cov kab mob spermatozoa uas tau nkag mus rau hauv kev sib deev ntawm cov poj niam hauv lub cev yog cov uas ua tsis taus lawm. Lub zog mus rau lub qe yog feem ntau txaus rau tsuas yog cov kab mob me me xwb.

Muab tag nrho cov lus saum toj no, cov kws txawj teb hauv nqe lus nug: phev ntau npaum li cas yuav tsum tau ua rau ib tug ntxhais xeeb tub, tsis txhob muab lo lus teb unambiguous, tk. txhua yam nyob ntawm, ua ntej ntawm tag nrho cov nyob zoo ntawm ib seminal kua. Nyob rau hauv qhov tseeb, rau fertilization tej zaum yuav txaus thiab ib ob peb tee ntawm phev, tk. qhov nruab nrab ntawm 1 nco muaj li 1 lab spermatozoa.

Yog li, yog tias peb tham txog tias phev ntau npaum li cas yuav tsum tau mus rau hauv lub plab koj thiaj li xeeb tub, ces, raws li txoj cai, txaus thiab tsawg dua 1 ml. Qhov tseeb no yuav tsum raug muab suav ua ntej, thawj zaug ntawm tag nrho cov, cov poj niam uas nyuam qhuav yug me nyuam thiab tsis siv tshuaj tiv thaiv kab mob, thiab cov neeg uas nws cev xeeb tub tsis muaj nyob hauv cov kev npaj ze tshaj plaws.