Dab tsi yog qhov ua haujlwm ntawm keratinocytes raws li nws cuam tshuam nrog plaub hau?

Video: Dab tsi yog qhov ua haujlwm ntawm keratinocytes raws li nws cuam tshuam nrog plaub hau?

2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44

Cov hlwb hauv tag nrho cov txheej txheem tsuas yog stratum basale hu ua keratinocytes. Keratinocyte yog lub cell uas tsim thiab khaws cov protein keratin. Keratin yog cov protein ntau hauv cov cell uas muab cov plaub hau, rau tes, thiab tawv nqaij lawv cov tawv thiab cov khoom tiv taus dej.

Tsuas yog li ntawd, keratinocytes ua haujlwm li cas?

Keratinocyte Structure thiab Function Keratinocytes raug tswj hwm ntawm ntau theem ntawm kev sib txawv hauv epidermis thiab muaj lub luag haujlwm los tsim kev sib txuas nruj nrog cov hlab ntsha ntawm daim tawv nqaij. Lawv kuj khaws cov hlwb Langerhans ntawm epidermis thiab lymphocytes ntawm dermis nyob rau hauv qhov chaw.

Ib sab saum toj no, dab tsi ua haujlwm ntawm cov plaub hau plaub hau thiab ntsia hlau? Cov hlab ntsha nqa oxygen thiab cov as-ham mus rau lub cev tawv nqaij cov cell thiab tshem tawm cov khoom pov tseg ntawm cov cell. Zoo li plaub hau , ntsia hlau yog hom kev hloov kho tawv nqaij . Ntsia tiv thaiv cov lus qhia rhiab ntawm cov ntiv tes thiab cov ntiv taw.

Zoo sib xws, dab tsi yog lub luag haujlwm tseem ceeb thiab lub luag haujlwm ntawm plaub hau?

Cov kev ua haujlwm ntawm cov plaub hau suav nrog kev tiv thaiv, kev tswj hwm lub cev kub, thiab ua kom yooj yim ntawm kev tawm hws; cov plaub hau kuj ua raws li lub siab lub cev. Plaub hau tsim nyob rau hauv lub fetus raws li epidermal downgrowths invade lub hauv paus dermis.

Vim li cas keratinocytes yog ib qho tseem ceeb epidermal cell?

Keratinocytes tsim ntau tshaj tseem ceeb protein cov epidermis . Cov protein no tsim nyog hu ua keratin. Keratin ua rau peb cov tawv nqaij tawv thiab muab kev tiv thaiv ntau yam rau peb los ntawm cov kab mob me me, ua rau lub cev puas tsuaj, thiab ua rau tshuaj lom. Tsheej lab ntawm cov tshiab hlwb tshwm sim hauv stratum basale txhua hnub.

Pom zoo:

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Feem ntau, koj yuav xav tau cuam tshuam raws li cov lus qhia lub ntsiab lus cuam tshuam rau qee yam thiab cuam tshuam rau qee yam uas tau cuam tshuam. Qhov sib txawv ntawm kev cuam tshuam thiab cuam tshuam yog li ntawd cov neeg tau pib siv 'cuam tshuam' raws li cov lus piav qhia