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Kori dil

Hosiyati avtomatikii dil. Dil dar holati nisbatan orom dar yak shabonaruz takhminan 100000 marotiba kashish mekhurad. Dar ayni hol vay qarib 10 tonna khunro chun nasos ba harakat medarorad. Kashishkhurii dilro mushakhoi dil ba jo meorand.

On ba mushaki kundalangrakhi skeleti monand ast. Mushakhoi dil az nakhhoi makhsus iborat buda, dar onho angezish ba amal meoyad va in angezish az dahlezi rosti dil sar shuda, bad ba dahlezi chap va medachahoi rostu chap pahn meshavad va bo navbat (ritmiki) kashishkhurii dahlezho va medachahoro tamin menamoyad. Dar dil sistemahoi makhsus mavjudast, ki impulshoro az yak qismi dil ba digarash pahn namuda, baroi berun az organizm kashishkhurii dil imkoniyat faroham meovarad. In tavr khud az khud kashishkhurii dilro avtomatiyai dil menomand.

dili-odam

Faoliyati dil. Dil kashish khurda, harakati khunro dar ragho tamin menamoyad. Dar holati oromi dil dar yak daqiqa 70-75 marotiba kashish mekhurad. Se davri kori dilro farq kardan mumkin ast, ki 0,8 soniyaro dar bar megirad. Kashishkhurii dahlezho 0,1 soniya, medachaho 0,3 soniya, davrai oromii umumi 0,4 soniya ast.

Tanzimi kori dil. Surati kashishkhurii dil az muhitiberuna, dokhili, sistemai markazii asab, sistemai vegetativii asab va sistemai humorali vobasta ast. Vaqte ki surat va quvvai kashishkhurii dil ziyod meshavad, vay ba sistemai ragho dar vohidi vaqt beshtar khun medihad. Baraks, sust va zaif shudani faoliyati dil, boisi kam omadani miqdori khun ba raghoi khungardi organizm megardad.

Ba kori dil asabhoi vegetativi tasiri gunogun merasonand.Masalan, asabhoi simpatiki kori dilro metezonad, raghoi khunro khurd va fishorro baland mekunand. Asabi gumroh kori dilro sust, raghoi khunro vase va fishorro past mekunad. Hormonhoi adrenalin, ki dar qabati magzi gadudhoi boloi gurda hosil meshavand, kori dilro faol megardonad. Namaki kalsiy ham kori dilro metezonad, moddai atsetilkholin va namaki kaliy, baraks, kori dilro sust mekunad.

Tanzimi asabiyu humorali kori dilro ba sharoiti muhit mutobiq menamoyad. 

Savolho:

  1. Avtomatizmi dil chist?
  2. Faoliyati dil az kadom davraho iborat ast?
  3. Sistemai asab va sistemai humorali ba kori dil chi tavr tasir merasonand?
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