MapangidweSayansi

Kapangidwe ka khungu

Khungu chimakwirira thupi kuchokera kunja, umateteza ziwalo zonse za mkati asatengere Link (mikangano, kuthamanga, zimakhudza, chophukacho). Komanso, chivundikiro kumathandiza malowedwe a mabakiteriya osiyanasiyana mu chamoyo. wochindikala m'madera osiyana zimasiyanasiyana 0.5 kuti 4 millimeters pafupifupi kulemera kwa makilogalamu 3.

khungu dongosolo chololera nawo kuwombola, excretory ndi njira zodzitetezera komanso thermoregulation thupi (kutentha lamulo). Tsiku lonse kudzera chivundikiro waima pafupifupi 500 Botolo la madzi. Ichi chikuimira 1% ya thupi okwana. Khungu dongosolo kumafuna kuchotsa katundu wa kagayidwe mapuloteni ndi mchere zosiyanasiyana. Cover zimatenga mpweya, kumasuka mpweya. Mchere, madzi ndi mpweya kuwombola chivundikirocho ndi mwamphamvu kokha pang'ono otsika kagayidwe kachakudya kugunda mu minofu ndi chiwindi.

khungu anthu dongosolo umathandiza Alamu ntchito - Timapereka anakonza mu zigawo zake zachinsinsi zolandilira zambiri. Mothandizidwa ndi anthu awa amatha kuona ululu, kuthamanga, kutentha, kukhudza. Kapangidwe khungu amalola ili pa malo osiyana mu Q1. cm. kwa khumi ndi ozizira, ululu wa makumi awiri mazana awiri, awiri ndi asanu matenthedwe kuthamanga mathero tcheru. Tikumbukenso kuti kukhalapo kwa tilinazo amachita ntchito zofunika kwa anzake a chamoyo ndi chilengedwe kunja, kuteteza zilonda zamoto, mabala, frostbite.

Chikopa. Kapangidwe.

Uziyenda yachibadwa ya thupi anaonetsetsa ndi zinthu amuyaya. zinthu zina ndi loopsali ndithu ndipo ndi amadza okhazikika pa munthu. Kuonetsetsa ndi kukhala okhulupirika kwa thupi lonse ligona pa akunja thupi chivundikiro. Kapangidwe ka khungu ndi kovuta. thupi ili limapangidwa zigawo zitatu.

Pamwamba ndi khungu. Iwo ali makulidwe a ku 0,03 kuti 1.5 millimeters kapena zambiri (mwachitsanzo, pa zikhatho kapena zidendene). Nayenso, tichipeza zigawo zisanu. Pamwamba wosanjikiza (stratum) akuyimila maselo akufa keratinized, mwamphamvu pafupi wina ndi mnzake. Zonse zikuchitika alekane ndi m'malo ndi maselo atsopano. The khungu Protection ntchito. Ndi iye amene akutsekereza chikoka cha zinthu zina m'thupi. Chifukwa dongosolo lawo, khungu ali elasticity, mphamvu ndi elasticity. Komanso, iye amatha mofulumira achire ndi kuvulala zazing'ono. Aliyense wa zigawo zisanu kukula mu wina ndi mzake, choncho pali pomwe zonse. Kwathunthu kusinthidwa maselo kwa masiku 26-28. Iwo ziwalo zonse yekha maselo a khungu amatha achulukane ndi kukula ndi liwiro amenewa.

Wosanjikiza lotsatira ndi polkrova akunja - dermis - ankaimira ulusi zapiringizana. The akuluakulu ndi kolajeni ndi elastin (kolajeni ndi elastin ndi akuluakulu structural mapuloteni khungu). Chifukwa chivundikiro awo ndi ndinapirira, kukonzanso mawonekedwe wapachiyambi pambuyo anatambasula. Mu dermis ndi zigawo ziwiri. Lymph ndi magazi zotengera, minofu, mitsempha sebaceous ndi thukuta zopangitsa, tsitsi kudutsa wosanjikiza kwambiri.

Pansi dermis ndi a subcutaneous mafuta minofu (hypodermis). wosanjikiza Izi ngati "khushoni". wochindikala zimasiyanasiyana, malingana ndi gawo thupi. Izi ndi chifukwa roundness mosiyanasiyana thupi. Hypodermis amateteza thupi ku hypothermia, kuvulala, zikuchitika kunja, wosanjikiza yosungirako, kumene waikamo masitolo mafuta consumables matenda, mimba, njala.

Pafupifupi madera onse a khungu ili zopangitsa thukuta. Ambiri a iwo pa mipira ya zala ndi manja, zamadzi, kanjedza, inguinal ndi makutu axillary. zopangitsa awa nawo kugwira ntchito excretory.

Sebum - Chinsinsi tochoka ndi zopangitsa za sebaceous. Zimapangitsa khungu supple, kufewetsa izo.

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