Sonke sikubone: ukugeza noma ishaja eside, noma ukubhukuda, futhi ubona amathiphu weminwe yakho ebomvu. Sijwayele, kodwa siyazi ukuthi kungani lokhu kwenzeka? Impendulo emfushane ingu "cha." Akekho oqonda kahle ukuthi kungani iminwe yethu idubha, nakuba kunezinkolelo ezithile. Okwamanje, kunamanje impikiswano mayelana nokuthi kungani iminwe yethu ibwinya.
Kukhona ezinye izinto esizazi. Okokuqala yilokho, ngokuphambene nalokho abantu abaningi abakucabangelayo, inqubo yokugwinya komunwe ayikwazi nje ukuchazwa yi-osmosis. Iningi labantu licabanga ukuthi ngokufaka izandla zakho emanzini, izandla zidonsa amanzi esikhumbeni ngenqubo eyaziwa ngokuthi i-osmosis, okwenza isikhumba sibe yimbimbi. Iqiniso liwukuthi, ngenkathi amanzi engabangela ezinye izingxenye eziphezulu zesikhumba ukuba zivule, kunendima ebalulekile yemithwalo yegazi kanye nokuphela kwezinzwa ezisiza ukuba kubangele isikhumba.
Siyazi ukuthi i-osmosis ayibhali ngokugubha ngomunwe ngezizathu ezimbalwa:
- Okokuqala, kuphela isikhumba seminwe nezinzwani ezinomzimba-osmosis kungabangela ukuthi zonke izikhumba ziphazamiseke uma lokho kungukuchaza.
- Okwesibili, uma usika izinzwa zomzwelo eminwe, asisekho ukugwinya!
Uhlelo Lokukhathazeka
Esinye isici sokugubha ngomunwe ukubandakanya uhlelo lomzwelo oluzwelayo, olubalulekile ekulawuleni imisebenzi eminingana yomzimba, kufaka phakathi izinga lenhliziyo nokucindezelwa kwegazi.
Uhlelo lomzwelo oluzwelayo luyingxenye yesimiso sezinzwa esaziwa ngokuthi "impi noma indiza" impendulo. Imithwalo yegazi yokuphazamiseka igxila lapho isistimu yomzwelo ezwelayo ivuliwe, ukuguqula igazi ukuya enkabeni yomzimba kanye nemisipha emikhulu kanye nezitho. Ukusebenza komzwelo wokuzwela kucatshangwa ukuthi kuyisisusa esiholela ekugqibeni komunwe.
Imithambo yegazi
Uma isistimu yomzwelo ezwelayo ivuliwe, futhi imithwalo yegazi yeminwe ibe namandla, ukwehla kwevolumu ezindaweni ezijulile zezicubu ezithambile kubangela ukuthi isikhumba sikhuphe, sikhiqize amahlumela esiwaziyo njengamabimbi.
Kuyathakazelisa ukuthi ukufaka isandla sakho emanzini afudumele kubangela ukuthi imithwalo yegazi yomunwe ikwazi ukuqina. Futhi, abantu abaningi bangalindela ukuthi imithwalo yegazi iyancipha - impendulo evamile yomzimba wethu emfudumeni.
Kungani Aminwe Ephuza?
Futhi, kukhona ingxabano eqhubekayo mayelana nokuthi kungani imizimba yethu ithuthukise leli khono lokugwinya isikhumba.
I-theory esanda kuphakanyiswa yilapho ukuguqa isikhumba kuvumela ikhono elingcono lokubamba izinto ngeminwe emanzi. Ngokudala "ukunyathela" okufana namathebhulethi okukhathala, iminwe iye yaboniswa ukuqonda izinto ezimanzi kangcono uma impendulo yokuphikisana isenzekile.
Iphethini leminwe yeminwe liye lacwaningwa, nabacwaningi bethola ukuthi kusebenza emanzini okugcoba ngaphandle kwesikhumba, okuvumela ukubhekwa kangcono ezintweni ezimanzi. Abacwaningi bathola nokuthi labo bantu abanesikhumba sabo esinesikhathi sokubwinya babengakwazi ukuphatha kangcono izinto ezimanzi. Labacwaningi bacabanga ukuthi isizathu sokuphikisana kwenzeka kuphela ezandleni nasezinyaweni ukubaluleka kokubamba, ngakho-ke kungani umzimba wonke ungapheli uma ubhapathizwa emanzini.
Lena yinto eyodwa yamuva, futhi ngokuqinisekile inabantu abaningi bacabanga ukuthi baxazululwe inkinga. Kodwa lokhu akusiyo inkolelo yokuqala ehlongozwayo ukuchaza umunwe ukugwinya, futhi kungenzeka ukuthi akuyona eyokugcina. Esinye sezici ezithakazelisayo zokutholakala kwesayensi ukuthi njengoba kuhlongozwa imibono, ngokuvamile bawenza umqondo omkhulu. Noma kunjalo, lokho akubenze kube yiqiniso, kanti abanye baye bahlongoza imibono yokuthi kungani iminwe ebomvu engenzi lutho nokucindezela ukucindezela. Ngenhlanhla, ukuxazulula le nkinga kungcono ukwanelise ilukuluku kuneminye imibuzo yesayensi!
Imithombo:
Changizi M, et al. "Ingabe iminwe ephikisiwe eyenziwe ngamanzi idonsa iminyango yemvula?" UBrain Behav Evol. 2011; 77 (4): 286-90. Epub 2011 Jun 23.
"Ukubamba Ngezinkinobho Zeminwe" I-Isayensi ngoLwesihlanu. Jan. 11, 2013.