Video: Cov ntshav ntawm daim tawv nqaij yog dab tsi?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
tawv nqaij ntshav ntws yog ib qho tseem ceeb hauv kev saib xyuas kev noj zaub mov zoo, ib cheeb tsam thiab tag nrho lub cev kub, thiab kho kom zoo tawv nqaij . Arteriovenous shunts muab txoj hauv kev uas muaj peev xwm tiv taus tsawg ntshav ntws tuaj yeem hloov pauv los ntawm cov hlab ntsha mus rau cov hlab ntshav ncig, hla dhau lub txaj txaj.
Ua li no, dab tsi yog lub cim ntawm kev txo cov ntshav ntws mus rau ntawm daim tawv nqaij?
Cov cim qhia txog kev tsis zoo Thaum koj txhais ceg tsis txaus ntshav , koj txhais tes lossis ko taw yuav txias lossis loog. Yog tias koj yog tawv tawv, koj txhais ceg yuav tau txais xiav tinge. Kev tsis zoo kuj tuaj yeem ziab koj tawv nqaij , tig koj cov rau tes nkig, thiab ua rau koj cov plaub hau poob, tshwj xeeb yog ntawm koj txhais taw thiab txhais ceg.
Tsis tas li ntawd, cov ntshav ntawm daim tawv nqaij hloov pauv li cas nrog kev tawm dag zog? Tswj ntawm tawv nqaij cov ntshav thaum kev tawm dag zog . Thaum lub cev kub nce, tawv nqaij ntshav (SkBF) nce mus rau kev hloov pauv ntawm cov metabolism hauv cov cua sov los ntawm cov tub ntxhais mus rau tawv nqaij . Qhov no convective tshav kub hloov yog yeej tsis tseem ceeb tshaj li thaum lub sijhawm hloov pauv kev tawm dag zog.
Ua kom pom qhov no, dab tsi txo cov ntshav ntws mus rau ntawm daim tawv nqaij?
Cutaneous sympathetic vasoconstrictor thiab vasodilatorsystems kuj koom nrog hauv kev tswj hwm baroreflex. ntshav siab; Qhov no yog qhov tseem ceeb tshwj xeeb tshaj yog thaum tshav kub kub ntxhov siab, thaum muaj feem pua ntawm cov txiaj ntsig ntawm lub plawv yog coj mus rau tawv nqaij . Cov cua txias hauv zos tawv nqaij tau txo cov ntshav ntws mus rau qhov tsawg kawg nkaus.
Kev ncig ntawm daim tawv nqaij yog dab tsi?
Cov daim tawv nqaij ncig yog kev ncig thiab ntshav cov ntshav ntawm daim tawv nqaij. Qee qhov ntawm cov ntshav ncig hauv cov tawv nqaij yuav ntws los ntawm kev ntws mus los ntawm cov hlab ntsha arteriovenous anastomoses (AVAs) hloov cov hlab ntshav. AVAs ua lub luag haujlwm hauv kev tswj hwm qhov kub thiab txias.
Pom zoo:
Dab tsi yog txheej txheej sab saum toj ntawm daim tawv nqaij nyob ib sab ntawm daim tawv nqaij?
Lub dermis txuas cov epidermis mus rau hypodermis, thiab muab lub zog thiab kev ywj pheej vim muaj cov collagen thiab elastin fibers. Nws tsuas muaj ob txheej: txheej txheej papillary nrog papillae uas nthuav mus rau hauv daim tawv nqaij thiab qis dua, txheej txheej reticular uas muaj cov ntaub so ntswg sib txuas xoob
Dab tsi yog qhov teeb meem ntawm daim tawv nqaij uas tshwm sim los ntawm kev mob ntev ntawm cov qog sebaceous tshwm sim los ntawm cov khoom zais cia?
AKA pob txuv vulgaris- Cov teeb meem ntawm daim tawv nqaij ua rau mob ntev ntawm cov qog sebaceous los ntawm khaws cia tso zis thiab Propionbacterium acnes, lub sijhawm tshawb fawb rau cov kab mob pob txuv. Qhov mob ntawm daim tawv nqaij qhuav, tawv nqaij vim tsis muaj lossis tsis muaj sebum uas tshwm sim los ntawm cov laus thiab los ntawm qhov txias
Dab tsi yog qhov txawv ntawm daim tawv nqaij thiab daim tawv nqaij daim ntawv xeem?
Qauv: Sib sib zog nqus ntawm daim tawv nqaij; connective ntaub so ntswg muaj li ntawm ob txheej. Muaj nuj nqi: Muaj lub luag haujlwm rau cov txheej txheem muaj zog thiab yoog raws ntawm daim tawv nqaij; lub epidermis pauv cov pa roj, cov khoom noj, thiab cov khoom pov tseg nrog cov hlab ntsha hauv lub dermis
Puas yog lo lus dav dav txhais tau tias yog mob ntawm daim tawv nqaij lossis pob khaus uas tuaj yeem muaj ntau yam ua rau nws yog ib qho cim ntawm ntau hom tawv nqaij tsis xws luag?
Dermatitis yog lo lus dav dav uas piav txog kev ua rau tawv nqaij. Dermatitis yog ib yam mob uas muaj ntau yam ua rau thiab tshwm sim ntau yam. Nws feem ntau yog khaus, tawv nqaij qhuav los yog pob khaus ntawm daim tawv nqaij o, reddened
Npaum li cas ntawm daim tawv nqaij thiab daim tawv nqaij?
txog 2 hli Ua raws li qhov no hauv kev txiav txim siab, tuab npaum li cas ntawm cov epidermis nyob tom qab? Dermis thiab subcutaneous rog Nws yog tuab (nruab nrab 1 txog 4 hli) tshaj li daim tawv nqaij uas yog hais txog nyias li daim ntawv.