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Kiko adipose me ona momo

kiko adipose - ko te kiko motuhake tūhonohono e ngā mahi rite te rokiroki matua mo te ngako i roto i te puka o pāhare. I roto i te tangata, he mea i roto i ngā puka e rua rerekē: ma, me te parauri. Ko tōna nui, me te tohatoha o ia takitahi.

E toru ngā mahi kiko adipose White: mātao waiariki, urunga mīhini, me, tino nui, te puna o te pūngao. Fele ko reira i raro i tika i te kiri, me te ko te insulator tinana matua no te whakahaere reira wera toru nga wa kino atu te tahi atu papanga. Ko te tohu o te mātao tei runga i te matotoru o tenei apa. Hei tauira, he tangata ki te apa 2 mm o ngako subcutaneous ka ongo'i rite whakamarie rite taea i te 15 ° C, te mea ki 1-mm - 16 ° C. I tua atu, i te kiko adipose e karapoti ana i te whekau, me te tiaki ratou i wiri.

Hei tauira, ko reira:

- huri noa i te ngakau;

- i roto i te whatukuhu;

- whakakī huri noa i te hononga;

- i roto i te turanga kanohi i muri i te 'Afio, me ētahi atu

Ka rite ki te toa pūngao matua, whakarato ai ia ki te rakau o te kohi i te taikaha. Na reira, e taea te whiwhi atu te pūngao i te ngako karamu (9 kcal) atu i te warowaihā karamu (4 kcal) pūmua (4 kcal) ranei. I tua atu, ki te pupuri i te tangata i te pūngao i te taikaha i roto i te puka o te warowaihā, e kino ia hua taimaha tona nekeneke.

Heoi, i reira e etahi here i runga i te whakamahi o te ngako rite te "wahie". Ko te kupu, kia riro kikokiko e mahi matua i roto i ngā tukanga anaerobic (hei tauira, erythrocytes) pūngao i te warowaihā, a kia whai ratou rawaka tawhē. I tua atu, i raro i ngā āhuatanga noa, tei te roro i runga i te kūhuka me e kore e whakamahi i waikawa ngakongako. I roto i te mau huru rerekē, pūkoro tinana, ka taea e ia te whakamahi i te tinana ketone (he byproduct o oti pākia ngako), ki te he ratou hakari i roto i te nui nui.

Kua riro Brown kiko adipose tona ingoa i te tae meinga e te vascularization taonga me pungaraungao Tuitui Kikī, e kua kitea i roto i nga tini wahi.

Engari i te mahi rite te tïpako, lipids reira pūngao tika tuku ki wera. Ko te tikanga o tona whakatupuranga e pā ana ki te pākia o te pungaraungao.

Ko te matüora pūngao tukanga pana rite wera whakahohe i roto i aua wā i reira tīmata te pāmahana tinana whānui ki te peka. I roto i te whakautu ki te hauhauaitu i roto i te tangata te huna hoki hormones e whakaongaonga te tuku o fatty acids i pāhare i, i roto i te tahuri, whakahohe Thermogenin.

I roto i te tangata, tīmata parauri hanganga kiko adipose i te 20 wiki o te whanaketanga fetal. I roto i whanau ko reira āhua 1% o te taimaha tinana. Ko tōna apa kei a tawhio oko toto tuku hāora roro me nga okana puku, me te karapoti i te repe taiaki, adrenals me whatukuhu. Ngā mihi ki te kiko adipose parauri o whekau faufaa o te hou e kore e supercooled i roto i te taiao pāmahana iti.

I muri i te whanautanga o te tamaiti ka tīmata ki te whakawhanake i kiko adipose ma, parauri, me te tīmata ki te memenge. e kore e He pakeke i te wahi o tona whakaeminga, ahakoa he mea hakari (e pā ana ki 1% i te taimaha o te ngako), engari matapōkeretia i konatunatua ki ma.

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