FormationSayniska

Jirka ee neefsashada in aadanuhu

jirka Aadanaha ee neefsashada - mid ka mid ah hababka aasaasiga ah ee nolosha

Neefsashada - Mid ka mid ah hawlaha ugu muhiimsan ee ilaalinta nolosha ee qof nool. Sida dhammaan hawlaha kale, neefsashada ma aha habka ugu muhiimsan ama sare - taasi waa mid ka mid ah xubno ka ah, shaqo isku xidhan isku xiran oo dhan nidaamka iyo xubnaha.

habka Physiology ayaa noqon kara mid caadi ah oo bahal ah. Si loo fahmo badan oo ku saabsan neefta iyo waxgarasho ah oo ka mid ah caadooyinka iyo weecsanaanta waa in isla markiiba ka fiirsan laftiisa habka neefsashada ah.

Anatomy oo jirka ka mid ah habka neefsashada oo dhan u khuduuca nool diyaarin siyaabo kala duwan, laakiin waxaa qasab ku ah mabda'a hal dabiiciga ah - nololeedka caadiga ah ee jidhka. jirka caadiga ah ee Neefta ku lug leedahay geeddi-socodka fulinta iyada oo dalool sanka. afka ayaa waxaa loo isticmaalaa neefsiga kaliya marka nooca sanka uu noqdo dhibaato. Tusaale ahaan, at neefsashada qabow dadka waaweyn afka, maxaa yeelay, sanka neefsashada adag. In carruurnimada, marka la neefsanayo afka, dhakhaatiirta inta badan ka shakisan adenoids baxda, kaas oo looga hortago marinka hawada iyada oo loo marayo dalool sanka.

neefsashada sanka waa mid aad muhiim u ah qofka, taas oo ah sababta xataa da'da hore waalidiinta carruurta la baro in aad neefsato sanka in ay caado ka dhigtay "oo taahaysa hawada" ma noqonin mid horseeda in cudurrada cunaha. jirka neefsashada waa sida in, oo maraya sanka, hawada hoos u socodka haweedka lagu diiriyo, sidaas ma aha qabow. Tan waxa u sabab xaqiiqada ah in sanka waa shabakad cufan ee xididdada dhiigga, kuwaas oo loo kululayn jiray maraya hawada iyada oo loo marayo dalool sanka. Intaa waxaa dheer in shaqo kululaaneysa ah, sanka nadiifiyaa hawada, daahiyaan Qurub ciidda daqiiqo ka soo dhacaya hadda hawada. Qofka waxaa muhiim ah in la ogaado in hal maalin oo uu sanka aad u bartey xanuunka sida wasaqowga hawada, sidaa darteed maalin walba (subax) kumeelgaar ah ee saabka sanka ayaa loo baahan yahay.

From fuuli jiray hawada bacaraarka hoos u socodka gelin dhuun iyo hunguriga. hawomareen waxaa markeeda kala qaybiyey dhuumaha bronki, oo tagaan dhanka midig si sambabada midigta iyo dhanka bidix si ay sanbabada tagay. hawomareenno Sami eg geed jahaysteen, kuwaas oo loo kala qaybiyaa bronchioles iyo darfihiisa Alfiyoli at dhammaanaysaa (kiishka pulmonary). Waxaa halkan waa in uu bilaabo si toos ah dhaafsadaan Ogsijiinta oo unugyo iyo waxa qaado dhiig jidhka. Si loo hubiyo badbaadada ugu badan ee habka neefsashada ah marka la eego boodh, oo hawomareenno iyo hawomareen waxaa lagu bixiyaa gudaha epithelium ciliated kaas oo la faray dhinaca saabka afka. In sidan sameeyay xab in jubbado Qurub ciidda laga saaro si epithelium ee saabka afka. Marka aad qufacayso ama hindhisayso daayo jirka aadanaha qayb ka mid ah xaako in la nadiifiyo qaabka neefsashada - ay ku lug jirka ah ee Neefta, sidaa darteed, iftiinku kuma jiro candhuufta culus, ma jirto sabab walaac. Mid aad u xun, haddii xaako waa adag tahay in la tago, waxa uu leeyahay a ah hurdi-cagaaran ama shaydi dhiigga - qaabkani tilmaamaya karo guuldaradii halis ah oo qaabka neefsashada.

Alfiyoli in ay qaab-dhismeedka waa mid aad u kala - gebi ahaanba jebiyey nooca ay jirka neefsashada. derbiyada Alveolar waa khafiif ah - lakabka unugyada ka mid ah oo kaliya si xor ah maraa oxygen iyo carbon dioxide. doorka A gaarka ah ee habka neefsashada ciyaara surfactant ah - qalab gaar ah oo ka kooban derbiyada Alfiyoli ah. Thanks isaga si, derbiyada alveolar ma u nugul atelectasis - kaa baxayaan. Taasi waa sababta ay aad muhiim u ah in carruurta dhashay buuxa muddo-- in ay surfactant alveolar ku filan in kids madax banaan ayaa neefsan kara.

jirka Respiratory ka mid ah shaqo ee meydadka la xiriira ma aha oo kaliya qaabka neefsashada. In lafihii habka neefsashada lug (feeraha wax yar u taagay), murqo (si toos ah keenay feeraha talaabo), diaphragm (gacanta gaar ah oo riixo xubnaha caloosha iyo kordhinta mugga saabka thoracic inta lagu guda jiro falimihiisii kale ee neefsashada) ee. jirka neefsashada caadiga ah si buuxda u bixisaa jidhka la oxygen lagama maarmaanka u ah in ay nolol iyo wax soo saarka ee "ku qaatay" gaaska - in geedi socodka adag sida dhacda jidhka bini'aadamka.

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