Cov txheej txheem:
Video: 4 daim tawv nqaij ntxiv yog dab tsi?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Cov qauv no, hu ua "daim tawv nqaij appendages," tuaj yeem muab faib ua plaub pawg: cov qog tawm hws (eccrine thiab apocrine ), cov qog sebaceous , plaub hau thiab tes.
Ntxiv mus, plaub appendages ntawm daim tawv nqaij yog dab tsi?
Feem ntau pom daim tawv nqaij appendages yog:
- Cov hauv paus plaub hau.
- Cov qog sebaceous.
- Apocrine hws qog.
- Eccrine qog hws.
- Ntsia.
Tom qab ntawd, lo lus nug yog, 3 daim tawv nqaij txuas ntxiv yog dab tsi? 3 Cov ntawv ntxiv. Cov tawv nqaij ntxiv, xws li plaub hau cov hauv paus hniav, cov qog tawm hws , thiab cov qog sebaceous , ua kom cov tawv nqaij ua haujlwm zoo hauv kev sib chwv, qhov kub thiab txias, excretion, perspiration, thiab thermoregulation.
Tsis tas li kom paub yog, dab tsi raug txiav txim siab ntawm daim tawv nqaij?
Cov tawv nqaij ntxiv (los yog adnexa) yog tawv nqaij -Txoj kev sib koom ua ke uas ua haujlwm tshwj xeeb nrog rau kev xav, kev cog lus, lubrication thiab kub poob. Daim tawv nqaij appendages yog muab los ntawm tawv nqaij , thiab feem ntau yog nyob ib sab ntawm nws. Hom ntawm appendages suav nrog cov plaub hau, qog, thiab rau tes.
Cov plaub hau puas yog ib qho appendage ntawm daim tawv nqaij?
LUB TSEV KAWM NTAWV Lub cev zoo li plaub hau , cov qog hws thiab cov qog sebaceous uas tsim los ntawm cov kab mob hauv lub cev tau sau npe appendages ntawm daim tawv nqaij los yog epidermal derivatives. Ntsia thiab txha hniav laus ntawm koj cov hniav kuj tau los ntawm daim tawv nqaij.
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 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.
Hom ntaub so ntswg twg ua rau daim tawv nqaij ntawm daim tawv nqaij?
Lub epidermis yog tsim los ntawm stratified squamous epithelium. Lub dermis muaj cov ntaub so ntswg sib txuas, cov leeg nqaij du, thiab cov paj hlwb