Okwenza Abantu Bangaphili Phakade
Uma umzimba unjengomshini, kungani singaphili phakade? Kunezinkolelo eziningi zokuguga , nezinhlelo ezihleliwe zokusiza asebekhulile zichaza ukuthi kungani ukufa kungenakugwemeka kokuba umuntu.
Izinkomba ezihleliwe zokuguga
Ihlelwe izinkomba zokuguga ukuthi ukuguga yingxenye ebalulekile futhi engokwemvelo yezinto eziphilayo zabantu nokuthi ukuguga kuhlelwe ohlelweni lwethu lomzimba.
Uma kungenjalo, siyohlala phakade. Izinhlelo ezintathu eziyinhloko ezixhumene nokuguga yi- endocrine (hormonal) system , amasosha omzimba , kanye nezakhi zofuzo zethu. Lezi zinhlelo zishintsha ngokuhamba kwesikhathi, futhi lezi zinguquko zenza izimpawu nezimpawu zokuguga.
Umzimba Akuwona Umshini
Ukuze uqonde lo mqondo, kubalulekile ukuqaphela ukuthi umzimba ngempela awuwona umshini. Ngenkathi sithanda ukuqhathanisa umzimba womuntu kumshini, lokhu akuyona ukufanisa okuhle kakhulu. Ngokungafani nemishini, enezingxenye kuphela ezakhiwe nayo, umzimba womuntu uyaqhubeka ulungisa futhi ubeka kabusha amangqamuzana. Kholwa noma cha, njalo eminyakeni eyisikhombisa, amaphesenti angama-90 emangqamuzana emzimbeni wakho ayasha. Umzimba womuntu wuhlelo olumangalisayo, oluvulekile nolushukumisayo, yingakho lidala, ngokungafani nomshini.
Ukuguga Kuphathelene Nokuziphendukela Kwemvelo
Ngokuqinisekile, asikho isizathu sokuthi umzimba womuntu kufanele " uguqulwe ," uma nje ungakwazi ukulungisa nokuzivuselela ngokwawo.
Ngakho-ke, into engeyona isikhathi kufanele ibe yidlala ukuze ibangele imiphumela engavinjelwe yokuguga. Umqondo ohleliwe wokuguga uthi ukuguga nokufa yizingxenye ezidingekayo zokuziphendukela kwemvelo, hhayi kwezinto eziphilayo. Uma izinhlobo zezinhlobo zingenalo ikhono lofuzo lokuguga nokufa, ngabe bekungenakuphoqeleka ukuba ziphendule ukuze ziphile.
Abantu kulezi zilwane babezoqhubeka bephila kuze kube yilapho isimo sezulu noma olunye ushintsho lubaqothule bonke. Iphuzu eliyinhloko lapha ukuthi uma abantu bezinto eziphilayo bephila phakade, ukuziphendukela kwemvelo bekungekho.
Ukuguga Kuhlelwe
Njengoba ukuguga kuphathelene nokuziphendukela kwemvelo hhayi i-biology, kufanele kube yinto engokwemvelo hhayi nje umphumela wezinto eziphilayo noma izifo. Lokhu kusho ukuthi ukuguga nokufa, ngokusho kwale ncazelo, akuyona imbangela yokugqoka nokudabuka, kodwa kuyinhlangano ehleliwe, eyimvelo futhi edingekile yezakhi zofuzo. Ngamafuphi, sihlelwe ngokwezakhi zofuzo ukuze sifeze futhi sife.
Ubufakazi Besekela Inkolelo Yokuguga Okuhleliwe
Ubufakazi obusekela lo mbono wukuthi akukhona ukuhlukahluka okukhulu esikhathini sokuphila phakathi kwezinhlobo zezilwane. Izindlovu zifa eminyakeni engaba ngu-70 ubudala, izinkawu zesikhumba zifa eminyakeni engaba ngu-25 ubudala, kanti abantu bafa cishe eminyakeni engama-80, ngokwesilinganiso. Ezinye izinguquko zingenziwa ngokusekelwe kokudla, ukunakekelwa kwezokwelapha, nezinye izici zabantu, kodwa impilo yonke phakathi kwezinhlobo zezinto eziphilayo ihlala njalo. Ithiyori ehleliwe ithi uma ukuguga kungenxa yokugqoka nokudiliza, kuzoba khona ukuhlukahluka okuningi esikhathini sokuphila phakathi kwezinhlobo ezithile.
Lokhu kusho ukuthi ukuguga nokufa akunakugwema, kodwa kukhona izinto ongayenza ukuze uthuthukise amathuba akho okuphila impilo ende futhi enempilo.
Hlola izeluleko zesikhathi eside zokuthola izincomo ezigugile zokuguga.
Imithombo:
I-Prinzinger, u-Roland. Ukuguga Ukuguga: Inkolelo Ye-Maximal Metabolic Scope. EMBO Rep. 2005 July; 6 (S1): S14-S19.