Isakhiwo zangaphakathi nezangaphandle nail

Izipikili kukhona kumiswa Horny. Ziphakathi ezihlobene nokwanda esikhumbeni, akheke lamellar futhi yenza umsebenzi zokuzivikela. isakhiwo zangaphakathi nezangaphandle nail kubangelwa izindawo zabo esiyingqayizivele. Nail - ungqimba necrotic yi-keratin, kudingekile ukuze mnene ekupheleni iminwe kungukuthi ngaphansi ezisindayo ukucindezeleka mechanical.

Ingxenye nail - indwangu, lapho ukukhula liqala libizwa matrix. Lena yingxenye umunwe, ohlukanisa isikhumba ipuleti nail. Uma le ngxenye lilimele, izinzipho engalingani, futhi ubambezela - nomthelela othize ekuhanjisweni. Nail iqala nge impande nail. Itholakala ngaphansi kwesikhumba. Impande yalo matrix kanye ukuvikelwa emathonyeni zangaphandle ngenxa emphethweni nail. Baziwa ngabaningi njengoba cuticle. Ngenhla nesibaya kuyinto Lupula ukukhonza uhlobo phambili-matrix. Ngemva kokudedelwa nail ngoba Lupul, inqubo solidification, namanje akumvimbi. Abantu abaningi bebuza ukuthi kungani izinzipho insaliwe. Impela wamane, kungokuba le nail isivele esisogwini ebusweni isikhumba, namanje uhlala at the stage of kumiswa futhi equliswa kalula noma iliphi ithonya, futhi ngokufanele insaliwe. inqubo ukuhlanganiswa iqala nail ipuleti kuleli matrix ngu ukugxisha kerotinotsitov.

izici Lwangaphandle isakhiwo nail aphansi. I ipuleti nail cornification luhlaza Pinkish, okuyinto ngaphandle Lupula. Nail embhedeni uyisa igazi amangqamuzana emoyeni, esinikela khona abe luhlaza Pinkish. Inqubo kungenxa inani elikhulu capillary. Kutila uvalwe evala ukufinyelela umoya umswakama ipuleti nail. Lokhu kuqinisekisa izimo elikhulu lasungulwa. Nail ipuleti Uzungezwe yinhlangano ezinamasondo: ezingemuva futhi ohlangothini.

Interior izici isakhiwo nail sihluke kakhulu zangaphandle. izakhi ezibalulekile aphume ashone ndlela yokuhlasela yokuhlanganisa izihlangu amathambo derma, efanele nail plate kanye impande yawo, futhi-matrix gipohiny, kanye cuticles amatomu futhi, elise at the ezingemuva. Ama-roller kukhona esikhumbeni uphawu endaweni lapho isikhumba kancane kancane siguqulelwa ipuleti. Kwaba kukhona ukuthi akha sinuses. I ukushuba we nail ngokuvamile luyehluka in the uhla kusuka kwangu 0.3 kuya 0.45. Lapho Inkomba ifinyelela ububanzi 0.5 - 0.6 kwangu, lokhu kubonisa leso sifo, njengoba hyperkeratosis.

Isakhiwo isikhumba kuyiphi nail yakhiwa, kuyahluka kakhulu emzimbeni womuntu ejwayelekile. Okokuqala, ipuleti nail engekho nhlobo amanoni ungqimba. Kunalokho dermis papillary libhekene ukuthuthukiswa olunzulu. Ngalo, kukhona kumiswa striae emikhulu. Net dermis collagen umsipha lisebenza indima umshini yasibamba nail. Lezi izintambo zakha isakhiwo esiyisisekelo nail, okungukuthi ezakheke ngayo. Ngenhla ungqimba papillary kuyinto igciwane epithelium, ingxenye ezingemuva okuyinto njengoba matrix ezaziwayo. Ezinye izazi ziye zathi wagcizelela ngokuphindaphindiwe ukuthi ungqimba epithelium embhedeni nail izenzo njengengxenye matrix, noma kunalokho ukuqhubeka yayo. Sheer ihlumela okuyingxenye kuyinto isisekelo okwakhelwa kuso nail itholakala. Top ungqimba - plate nail. Ngoba akusona eyinqaba yokubakhona ezifana izingqimba Lesisemkhatsini njengoba spike, futhi luyimbudumbudu brilliant. Kwangaphandle kanye Sakhiwo sangekhatsi nail kanye nezici zayo eziyingqayizivele ziye zabangela ukwakheka ipuleti nail. Uma inqubo siphukile (okungenani eyodwa sigaba sokukhula kanye kumiswa ipuleti), lokho kungase kubangele isifo nail.