Peb txhua tus xav ntau txog peb daim tawv nqaij thiab yuav ua li cas kom nws zoo nkauj, puas yog? Tsis muaj dab tsi peb ua tsis tau kom nws ci thiab du. Tab sis koj puas tau xav tias koj daim tawv nqaij tsis yog ib daim npog xwb, tab sis yog ib daim thaiv zoo kawg nkaus uas tiv thaiv peb lub cev tag nrho? Yog li, qhov tseem ceeb tshaj plaws, pom tseeb ntawm daim thaiv no yog daim tawv nqaij sab saud, uas peb yuav tham txog hnub no.
Hauv lwm lo lus, epidermis yog dab tsi?
Xav txog peb daim tawv nqaij zoo li ib phab ntsa uas muaj peb txheej. Txheej sab saud ntawm phab ntsa no, txheej uas peb pom thiab kov, hu ua epidermis. Hauv qab nws yog ob txheej tseem ceeb, dermis thiab hypodermis.
Cov tawv nqaij epidermis yog txheej nyias tshaj plaws ntawm daim tawv nqaij. Tab sis qhov zoo kawg nkaus yog, nws yog txheej nyias no uas yog lub luag haujlwm los tiv thaiv peb lub cev ntawm lub ntiaj teb sab nraud. Qhov zoo kawg nkaus ntxiv yog tias hauv txheej nyias no, muaj tsib txheej ntxiv! Nws zoo li dos nrog ntau txheej.
Cov 5 txheej me me hauv daim tawv nqaij epidermis yog dab tsi?
Tam sim no cia peb saib tsib txheej me uas ua rau txheej tseem ceeb no, hu ua epidermis. Cov no tau muab teeb tsa raws li kev txiav txim los ntawm hauv qab mus rau saum toj.
| Lub Npe Txheej | Qhov uas tshwm sim tsuas yog |
|---|---|
| 1. Stratum basale (hauv qab pem teb) | Qhov no yog lub 'factory' uas cov hlwb tawv nqaij tshiab tau tsim. Cov hlwb hu ua keratinocytes tau tsim ntawm no thiab txav mus rau sab saud. Cov hlwb no ua cov protein hu ua keratin uas pab tsim peb cov plaub hau, rau tes, thiab txheej sab saud ntawm peb cov tawv nqaij. Melanocytes , uas ua cov xim melanin uas muab peb cov tawv nqaij nws cov xim, kuj pom muaj nyob rau hauv txheej no. |
| 2. Stratum spinosum | Qhov no yog qhov uas cov hlwb keratinocyte lo ua ke thiab sib txuas ua ke. Qhov no yog qhov ua rau peb daim tawv nqaij muaj zog thiab yoog tau. Cov txheej no pab tiv thaiv kom daim tawv nqaij tsis txhob tawg thaum nws raug ncab lossis txav mus los. |
| 3. Stratum granulosum (Stratum granulosum) | Thaum peb mus txog txheej no, cov cell pib tuag, lawv cov duab yuav tiaj tus, thiab qhov no yog qhov uas lawv pib tsim ib daim thaiv rog uas tiv thaiv dej kom tsis txhob nkag mus rau hauv daim tawv nqaij. |
| 4. Stratum lucidum | Qhov no yog ib txheej tshwj xeeb heev. Nws tsis pom thoob plaws peb lub cev. Nws tsuas pom nyob rau hauv cov cheeb tsam uas peb siv ntau ntawm peb cov tawv nqaij, qhov twg muaj cov tawv nqaij tuab dua. Piv txwv li, ntawm peb xib teg thiab peb txhais taw . Qhov no yog ib txheej pob tshab uas muab kev tiv thaiv ntxiv. |
| 5. Stratum corneum (Pem teb sab saud) | Qhov no yog ib feem ntawm daim tawv nqaij uas peb pom thiab kov, qhov uas peb hu ua peb daim tawv nqaij. Nws yog ua los ntawm cov hlwb keratin uas tuag lawm, tiaj tiaj. Qhov no yog peb lub tiv thaiv tiag tiag. Nws yog txheej no uas tiv thaiv peb ntawm kev khawb, tshav ntuj, cua sov, thiab kab mob. Cov hlwb tuag no maj mam poob tawm, thiab cov hlwb tshiab tuaj rau hauv qab los sau cov qhov sib txawv. |
Hais yooj yim xwb, peb daim tawv nqaij yeej ib txwm hloov nws tus kheej. Feem ntau nws yuav siv sijhawm li ib hlis rau ib lub cell tshiab los tsim nyob rau hauv txheej hauv qab (Stratum basale) thiab tom qab ntawd raug tshem tawm ntawm txheej sab saud (Stratum corneum).
Qhov txawv ntawm daim tawv nqaij epidermis thiab daim tawv nqaij dermis yog dab tsi?
Zoo li peb tau tham ua ntej lawm, daim tawv nqaij sab saud yog txheej sab saud, thiab daim tawv nqaij sab hauv qab yog txheej nruab nrab hauv qab. Muaj qhov sib txawv meej ntawm ob qho no.
| Feature | Cov epidermis | Dermis |
|---|---|---|
| Qhov chaw | Txheej sab nraud tshaj plaws ntawm daim tawv nqaij. | Txheej nruab nrab hauv qab cov epidermis. |
| Qhov tuab | Txheej tawv nqaij nyias tshaj plaws. (piv txwv li, nyias li nplooj ntawm daim tawv muag) | Cov txheej tawv nqaij tuab tshaj plaws. |
| Cov ntsiab lus sab hauv | Feem ntau cov hlwb xws li keratinocytes thiab melanocytes. Tsis muaj cov hlab ntsha. | Cov hlab ntsha, cov hlab ntsha kawg, cov qog hws, cov qog tsim roj, thiab cov hauv paus plaub hau puav leej nyob ntawm no. |
Cov kev pabcuam tseem ceeb uas cov epidermis muab rau peb lub cev yog dab tsi?
Qhov kev pabcuam me me no muab rau peb lub cev tsis yog ib qho yooj yim.
- Kev Ua Kom Muaj Dej: Txheej sab saud (stratum corneum) ntawm peb daim tawv nqaij tiv thaiv kom dej tsis txhob evaporate thiab khaws cov dej noo hauv daim tawv nqaij.
- Tsim cov hlwb tawv nqaij tshiab: Raws li peb tau tham ua ntej, cov hlwb tshiab uas tsim nyob rau hauv txheej qis ntawm daim tawv nqaij tas li ua kom daim tawv nqaij tshiab los ntawm kev tshem tawm cov hlwb qub thiab tuag.
- Kev Tiv Thaiv: Qhov no yog lub luag haujlwm tseem ceeb. Ib yam li cov cuab yeej ua rog, nws tiv thaiv cov kab mob (kab mob, kab mob), tshuaj lom neeg, thiab cov hluav taws xob UV tsis zoo kom nkag mus rau hauv peb lub cev.
- Xim tawv nqaij: Melanin, ib qho pigment uas tsim los ntawm cov hlwb melanocyte, muab peb cov tawv nqaij, plaub hau, thiab qhov muag lawv cov xim.
Cov mob dab tsi uas feem ntau cuam tshuam rau daim tawv nqaij epidermis?
Txawm hais tias peb yog cov ntaub thaiv tiv thaiv, cov epidermis qee zaum tuaj yeem raug cuam tshuam los ntawm ntau yam mob. Qee qhov ntawm cov no yog tej yam uas koj paub zoo txog.
- Pob txuv
- Mob plab
- Mob pob khaus
- Kab mob eczema
- Cov mob qog nqaij hlav xws li melanoma
Yog tias koj muaj cov tsos mob xws li muaj cov pob tshiab ntawm koj daim tawv nqaij uas hloov xim lossis cov duab, daim tawv nqaij qhuav, tawg, lossis daim tawv nqaij tev tawm, nws yog qhov zoo tshaj plaws mus ntsib koj tus kws kho mob tam sim ntawd kom tau txais lus qhia .
Tej yam peb ua tau kom peb daim tawv nqaij noj qab nyob zoo thiab zoo nkauj
Peb kuj yuav tsum saib xyuas tus neeg tiv thaiv zoo no, puas yog? Nov yog qee cov lus qhia yooj yim rau qhov ntawd.
- Tsim kom muaj tus cwj pwm zoo rau kev saib xyuas daim tawv nqaij:Ua raws li koj tus kws kho mob cov lus qhia rau kev saib xyuas daim tawv nqaij. Siv xab npum mos mos uas tsis khaus thaum ntxuav koj lub cev.
- Yuav ua li cas kom koj lub cev qhuav: Nws yog qhov zoo tshaj plaws los so koj lub cev kom qhuav nrog phuam, es tsis txhob txhuam nws hnyav.
- Siv cov tshuaj pleev kom noo noo: Siv cov tshuaj pleev kom noo noo thaum koj daim tawv nqaij tseem ntub tom qab da dej yuav pab khaws cov dej noo. Zoo tshaj yog siv ob lossis peb zaug hauv ib hnub.
- Tsis txhob da dej kub: Kev da dej kub tuaj yeem ua rau daim tawv nqaij tsis muaj roj thiab ua rau nws qhuav. Siv dej sov so xwb.
- Haus dej ntau: Haus tsawg kawg yog 8 khob dej ib hnub. Qhov no yuav pab kom koj daim tawv nqaij noo noo los ntawm sab hauv.
- Noj cov khoom noj muaj txiaj ntsig zoo: Noj cov khoom noj uas muaj cov antioxidants ntau, xws li txiv hmab txiv ntoo, zaub, zaub ntsuab, thiab ntses uas muaj Omega-3 ntau.
- Tiv thaiv koj tus kheej ntawm lub hnub: Siv cov tshuaj pleev thaiv hnub uas muaj tsawg kawg yog SPF 30 thaum twg koj tawm mus sab nraud, txawm tias nws yog hnub ci lossis tsis yog. Qhov no yog qhov zoo tshaj plaws uas koj tuaj yeem ua tau los tiv thaiv koj daim tawv nqaij.
- Tsis txhob khawb koj daim tawv nqaij: Yog tias koj khaus lossis ua xua rau qhov twg ntawm koj daim tawv nqaij, khawb nws tuaj yeem ua rau qhov mob hnyav dua. Yog tias tsim nyog, mus ntsib kws kho mob.
Cov Lus Qhia Txog Kev Coj Mus Tsev
- Cov epidermis yog txheej sab saud, nyias nyias ntawm peb daim tawv nqaij uas tiv thaiv peb ntawm lub ntiaj teb sab nraud.
- Hauv txheej nyias no, muaj tsib txheej ntxiv, txhua txheej ua haujlwm sib txawv.
- Cov haujlwm tseem ceeb ntawm cov epidermis yog los tiv thaiv peb lub cev, khaws cov dej noo, tsim cov cell tshiab, thiab muab xim rau daim tawv nqaij.
- Los ntawm kev haus dej ntau, noj cov khoom noj muaj txiaj ntsig zoo, thiab siv tshuaj pleev thaiv hnub tsis tu ncua, koj tuaj yeem ua kom qhov tseem ceeb tshaj plaws ntawm koj daim tawv nqaij no noj qab nyob zoo.
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Tsis muaj lus teb tau muab tso tawm. Ntxiv koj cov lus tawm ntawm no thawj zaug.
Ntxiv koj cov lus