Yevanhu ganda basa

Mashandiro anoita ganda vari zvakasiyana-siyana uye vose basa rinokosha mune munhu muviri. Chokutanga, zvedu dzinongoitika butiro inodzivirira muviri. Leather - rudzi chipingamupinyi pakati dzomunyika hurongwa uye kunze nyika. Kuti anobvumira kudzivirira muviri kubva maronda, mavanga uye kumanikidzwa, kureva kubva zvemaziso zvinofurira. Kuponesa Data kwatiri pachisikirwo uye Anofukidza kubva zvinokonzerwa namakemikari - acids uye alkalis, pasina hapana mutengo, nzira yedu muupenyu. Skin inotidzivirira kubva yaivhuvhuta zvezvakatipoteredza zvinofurira (zuva, mhepo, kupisa nokutonhora) uyewo kupinda mukati nomuviri utachiona uye zvirwere zvakasiyana-siyana, ultraviolet uye michini mwaranzi.

Mechanical inodzivirira kushanda ganda vari kunze nemhaka mano Epiderme e kudzorera, uyewo nokuda kwakavharwa nenyama nemamiriro dermis, uye yakananga zvivako vayo faibha. Major basa pakutevedzera chiito nokundiruramisira kudzivirira pamusoro rukoko rwedu rwokuzvarwa pechifukidziro. Simba uye elasticity pamusoro Epiderme e kunosimbiswa nokuvapo kwayo Zvinoumba mapurotini uye lipids. Dermis rinoshandiswa kufukidza yepanyama kuramba atsamwira nomuviri chiito.

An chinokosha inodzivirira kushanda ganda ndiko kudzivirira muviri pamigumisiro nemwaranzi. Kuwedzera chezuva, kukanganisa munhu ane uye ultraviolet nemwaranzi. The stratum corneum ganda kudzivirira rinobuda wokutanga kubva Migumisiro yakaipa nemwaranzi. Ultraviolet mwaranzi, vari mumwe siyana, kukonzera zvisina kunaka kuti ufanane Epiderme e. Izvi zvinogona kukonzera sunburn, uye gare gare, uye kenza. Ultraviolet mwaranzi, izvo zvinogona kupinda munzvimbo zvakadzika akaturikidzana ari dermis, kuvandudza aikanganiswa zuva kukonzera vakurumidze kukwegura zvakasikwa kavha muviri. Response ndiye paumbwe ganda sunburn. Saka yakawanda ruvara kuti absorbs mwaranzi vari yakasiyana-siyana. Ruvara ganda panguva iyoyowo kuchinja kuti rakashata. Saka, masero muviri vanodzivirirwa kumusoro insolation.

Zvaiitwa ganda uye anopinda muviri mugove gasi exchange. Kuburikidza dzinongoitika pabutiro akaturikidzana rinokwanisa kusvika okisijeni, amoniya, carbon dioxide uye rehydrogen sulfide. Panyaya iyi, kufema kushanda ganda riri kufungwa panguva zvizorwa dzokuvhiya. Zvinofanira kurangarirwa kana achitora dzokugezera, uye kushandisa mishonga hunorapa madhaka.

The ganda zvakare anokonzera yokuzvigadzirisa muviri wacho thermoregulation. Vose vari yechando uye muzhizha nokuda pamwero yake tembiricha haachinji uye uri kuruoko kumativi 36.6 inegumi.

Kupinda kuburikidza bvudzi hova mafuta uye zvakasiyana-siyana zvine maatomu akafanana yaisanganisira ari muviri kushanda ganda. Nyaya iyi Rinowanikwawo kukura zvizorwa mumakenduru uye mhinduro. Muriwo mafuta uye mafuta mhuka, Mishonga zvokuwedzera uye mavhitaminzi zvinosanganisirwa zvinodhaka woga kupinda Epiderme e mariri yayo kuchirapa kushanda.

In kwevanhu ganda mabasa anosanganisira kukwanisa kuchenesa pacharo. Mukuru pakuita izvi ndohwaJehovha ziya uye sebaceous omumuviri, panopinda muviri secretes zvimwe zvigadzirwa zvakaipira muviri (urea, amoniya, etc.).