Hanganga me te mahi o te pukorokoro

Pukorokoro - he wahi tino nui o te wahi romahā e hono te paeoro ki te bronchi. Ko reira hoki ia ki ngāwari haere te rangi, me te nui e hiahiatia ana o te hāora. Ko te pukorokoro Ko te okana tuwhera tubular. Ko te roa o te ngongo pae i 8.5 ki te 15 henimita, i runga i te whaiaroaro o te rauropi rānei. Otiia i mua i whakaaro i te mahi matua o te pukorokoro, kia kia waia ki tona anatomy.

A tuu i tauwāhi pukorokoro. tīmata te pukorokoro i te wheua ngohe cricoid i pā ana ki te taumata o te ono o te pūwaha waha. Ko te wahi tuatoru o te ngongo ko i te taumata o te tuarā waha, me te era atu - i roto i te rohe o rei, te wahi mutu te pukorokoro i te taumata o te pūwaha rei tuarima. I roto i tēnei wāhanga o te pukorokoro ka tuwhaina e ki e rua bronchi, hanga he marau - ko reira te wāhi bifurcation, tu'ati nei te ki te kikorangi te pūtahi o.

Ki te whakaaro tatou ki te wahi waha o te tinana, te mua o reira ko te wahi o te repe thyroid. I roto i te hoki ki te ngongo tracheal he pātata te pū kai. I ia taha ko te pupu neuro-iaia, e ngā weu o te karere vagus, ā- rua jugular me kakī uaua.

Pukorokoro: hanganga. Ki te whakaaro tatou ki te wāhanga ripeka o te pukorokoro, e taea te kite i te reira e ngā reira o te maha paparanga - te mucosa tūturu, submucosa, wheua ngohe wahi me te adventitia. tracheal mahi, rite tetahi atu wahi tinana whakawhirinaki i runga i te hanganga, koia ko reira tika ki te whakaaro ia wahi i roto i te taipitopito atu.

Mucosa - kanohi epithelium papanga ciliated e takoto i runga i te membrane basal. neke ngä makawe pūtau ki te paeoro. Ko te hanganga ano ngā pūtau kakau epithelial me kapu e te huna hoki he nui iti o te hūpē. He pūtau endocrine e hua serotonin me norepinephrine. Ko te membrane basement he rota o muka rapa. He E whakanohoia i roto i te porohita maeneene, myocytes takitahi.

paparanga Submucosal - he kaiota, wewete kiko tūhonohono. Ko roto i tenei paparanga ko te nuinga o nga weu karere me oko toto iti e te hunga kawenga mō te ture me te tohanga toto.

i hanga apa wheua ngohe puata te i wheua ngohe oti, e noho rua-hautoru wahi o te paenga tracheal ngongo. Cartilages hono i waenganui i te taura circumferential. Ko te maha o te wheua ngohe i roto i te tangata mai i 16 ki te 20. Ko te taiepa muri membranous i hanga e a hono te pū kai. Ko te kupu, e kore e te irava o te bolus pokanoa ki te tukanga romahā.

Adventitia o te pukorokoro - he takotoranga kiko tūhonohono kikokore e hipokina te putorino i te waho.

Ka rite ki a koutou e taea te kite, e kore e pera faingataa te tinana o te pukorokoro.

mahi Tracheal. Kei te e mau ana te hau ki te pūkahukahu - te mahi matua o te ngongo tracheal. Otiia e kore e ko te āhuatanga katoa o te pukorokoro tenei.

Ka rite ki kua whakahuatia, taupokina te membrane mucous te ki ciliated tracheal (ciliated) epithelium, nekehanga e kua whakahaua ki te paeoro me te kōhao-waha. I tua atu, o te huna hoki i te pūtau kapu hūpē. I muri i te whakapā atu ki te rangi i roto i te pukorokoro o tinana iti ke pērā i te puehu, matūriki me nekehanga hūpē taumarumaru o ngä makawe panaia te hoki ki te paeoro me te haere ki korokoro te. Ko te kupu, mahi pukorokoro he mahi tiaki. I roto i te take o te whakapā ki te tinana ke mare kahuki nui haamata, i roto i te mea nui whaiti i roto i te lumen te pukorokoro.

Ka rite ki mohiotia te, purenga me te mahana o te rangi puta i roto i te kōhao nasal, engari e tenei mahi wahi me te pukorokoro. Ano, he pukorokoro resonator i roto i korero no te mea pana rangi ki nga taura waiata.

Hei whakarāpopoto, ka taea e tatou kia kite e, ahakoa te hanganga ngā ohie, he maha o ngā mahi tino nui, kahore nei te oraraa o te kaiao tangata e taea te pukorokoro kua.