External da ciki tsarin da ƙusa

Kusoshi ne jaraba samuwar. Suna daga cikin appendages na fata, da lamellar tsarin da kuma yin wani m aiki. External da ciki tsarin da ƙusa sa su musamman Properties. Nail - a necrotic Layer na keratin, dole domin m karshen yatsun ba hõre nauyi inji danniya.

Part da ƙusa - masana'anta, inda girma fara ne da ake kira matrix. Wannan shi ne wani ɓangare na wani yatsa, wanda ya raba fata daga ƙusa farantin. Idan wannan sashe da aka lalace, m kusoshi, kuma stunting - wani kadan tasiri. Nail farawa da ƙusa tushen. An located karkashin fata. A tushen da matrix da kuma kare daga waje ke tsoma saboda da ƙusa folds. Suna da aka sani da yawa a matsayin cuticle. Sama Musulunci ne Lupula bauta wa wani irin ci gaba da matrix. Bayan da saki da ƙusa ga Lupul, solidification tsari, har yanzu ba a daina. Mutane da yawa tambaya, me yasa lankwasa kusoshi. Quite kawai, shi ne, saboda da ƙusa An riga an located a kan surface na fata, har yanzu ya kasance a mataki na samuwar da kuma sauƙi hõre wani tasiri, kuma daidai da tankwasa. Densification aiwatar fara ƙusa farantin a matrix da compressing kerotinotsitov.

External fasali na tsarin na farko ƙusa. A ƙusa farantin ne cornification pinkish ya dafa, wanda shi ne a waje Lupula. Nail gado transports jini daga cikin iska kwayoyin, wanda ya samar da kasancewar wani pinkish ya dafa. A tsari ne saboda da manyan yawan capillaries. Kutila tam rufe da damar da iska da kuma danshi da ƙusa farantin. Wannan na tabbatar da ganiya yanayi na da samuwar. Nail farantin an kewaye da rollers: raya da kuma gefen.

Ciki siffofi da ƙusa tsarin muhimmanci daban-daban daga waje. Muhimman abubuwa protrude phalanx kashi da derma, dace ƙusa farantin da tushen, da kuma gipohiny matrix, kazalika da linzami da kuma cuticles, located a raya. Rollers ne fata hãtimi a wani wuri inda fata ne a hankali canza kama zuwa farantin. A wannan wuri ne suka samar da sinuses. A kauri daga cikin ƙusa yawanci dabam a cikin kewayon daga 0.3 zuwa 0,45 millimeters. Lokacin da nuna alama ya kai wani nisa daga 0.5 - 0.6 millimeters, wannan ya nuna irin wannan cuta, kamar yadda hyperkeratosis.

A tsarin da fata daga wanda ƙusa qunshi, ya bambanta muhimmanci daga hankula jikin mutum. Da farko, a cikin ƙusa farantin ne gaba daya ba ya nan mai Layer. Maimakon papillary dermis halin da m ci gaba. Tare da shi, akwai wani samuwar striae da ridges. Net dermis collagen jijiya yana aikata rawar da fastening ƙusa na'ura. Wadannan igiyoyinsu samar da asali tsarin da ƙusa, wato da siffar. Sama papillary Layer ne jam epithelium, da raya rabo daga abin da aka sani a matsayin mai matrix. Wasu malamai sun yi akai-akai nace cewa Layer na epithelium a cikin ƙusa gado abubuwa a matsayin wani ɓangare na matrix, ko kuma wajen da ci gaba. Aras sprout sashi ba shi da wani tushe a kan abin da ƙusa ne located. Top Layer - ƙusa farantin. Domin shi ne, ba peculiar ga gaban irin wannan tsaka-tsaki yadudduka a matsayin karu, kuma granular kuma m. External da ciki tsarin da ƙusa da musamman siffofin sun sa samuwar ƙusa farantin. Idan tsari da za a karya (a kalla daya mataki na ci gaba da samuwar farantin), shi zai iya sa ƙusa cuta.