Cov hlwb nyob rau hauv cov tawv nqaij lossis cov txheej txheem sab saud ntawm daim tawv nqaij, lub npe hu ua epidermis, tau hloov pauv lawv tus kheej tas liCov txheej txheem ntawm kev rov ua dua tshiab no yog qhov pib exfoliation (txhaj) ntawm cov epidermis. Tab sis cov khaubncaws sab nraud povtseg ntawm daim tawv nqaij, hu ua dermis, tsis txhob mus dhau lub cellular turnover thiab yog li tsis txhob hloov lawv tus kheej.
Nws yuav siv sijhawm ntev npaum li cas ntawm daim tawv nqaij kom rov qab?
Nws txoj haujlwm tseem ceeb: tiv thaiv koj ntawm kev kis kab mob thiab kab mob. Thoob plaws hauv koj lub neej, koj cov tawv nqaij yuav hloov tas li, kom zoo dua los yog phem dua. Qhov tseeb, koj daim tawv nqaij yuav rov tsim dua nws tus kheej kwv yees txhua 27 hnub.
Puas epidermis rov tsim dua yog tias puas?
Yog tias daim tawv nqaij tsis tuaj yeem tiv thaiv qhov txhab, nws muaj peev xwm rov ua dua nws cov hlwb thiab txawm tias kho tau. Nyob rau hauv cov ntaub ntawv ntawm ib tug me me qhov txhab, tsuas yog ib feem ntawm cov epidermis puas lawmCov hlwb uas raug puas tsuaj yog hloov los ntawm cov tshiab uas yog tsim los ntawm cov innermost txheej ntawm lub epidermis.
daim tawv nqaij kho nws tus kheej li cas thaum lub epidermis puas lawm?
Fibroblasts (cov cell uas ua rau feem ntau ntawm cov dermis) txav mus rau thaj tsam qhov txhab. Fibroblasts tsim collagen thiab elastin nyob rau hauv qhov chaw ntawm qhov txhab, tsim cov ntaub so ntswg sib txuas los hloov cov ntaub so ntswg puas. Kev noj qab haus huv granulation cov ntaub so ntswg tsis sib xws hauv kev ntxhib los mos. Nws tsis yooj yim los ntshav thiab yog xim liab lossis liab.
Yuav ua li cas yog tias daim tawv nqaij raug tshem tawm?
Raws li cov epidermis nws tus kheej tsis yog vascularised-nws tau txais cov ntshav los ntawm lub dermis-kab ntshav thiab vasoconstrictive teb feem ntau tsis tsim nyog. Cov tshuaj tiv thaiv kab mob tseem tuaj yeem raug xaiv mus rau qhov chaw mob vim tias kev tshem tawm cov kab mob epidermal barrier ua rau lub qhov txhab raug rau kab mob
