Heart - Yintoni le? Yintoni intliziyo yomntu?

Intliziyo - ke umzimba omkhulu umntu. Yiyo le pump iimpompo igazi zibe iimpahla. Logama nje intliziyo yam ibetha - umntu ubomi. Kodwa xa uyayeka ukwenza umsebenzi wayo ubalulekile - ubomi uza kuyeka.

impompo isimiso

Uphando lwakutshanje lubonise ukuba ngamnye imicu izihlunu striated - i uhlobo 'intliziyo yoluvo ". ukuncitshiswa yabo ukukhuthaza ukukhuthazwa igazi. Kungenxa yesi sizathu ukuba umzimba kwenza umsebenzi intliziyo lula kakhulu, kodwa ngenxa yokungasebenzi oko kufuneka, phezu koko, ukuba asebenze kwimo olungxamisekileyo. Hi ndlela leyi, le yenye yezona zinto zixhaphakileyo yolwaphulo- mthetho imisebenzi yayo engundoqo. Njengoko yaziwa, igazi ungena emithanjeni (apho kakhulu uxinzelelo sezantsi) ye aorta (apho, icala, phezulu). Njani na ukuba agcine imali eseleyo? Intliziyo - inkqubo yonke, uze uthi: uze ube ngogqibeleleyo. Uhlobo lonke babecinga, kwaye oku intsalela igcinwe ngenxa yokuba igazi nghena emithanjeni ye aorta udlula imithambo yegazi, kunye noxinzelelo njengoko ixesha kuyancipha. Emva koko uya venules, yaye ngabo sele ngemithambo.

umjikelezo intliziyo

Heart - saloyo ezisebenza umsebenzi omkhulu. Le yingqokelela yeenkqubo ezahlukeneyo kwemichiza, mechanical nkqu zombane. Konke oku kwenzeka ngomjikelo elinye abasali nokurhwaqela, nangenxa imini sabo ngasinye wenza ezininzi. Izazinzulu ziqikelela ukuba intliziyo yomntu uphumle iiyure 16, iiyure ezingama-24 no-8 - lifinyele. Kufuneka kuqatshelwe ingqalelo kwenye manani enika umdla. Bambalwa abantu abaziyo ukuba ubudala, inani emanxebani eyenza intliziyo lifinyele. Oko kukuthi, ukuba zezantoni kunciphisa. Intliziyo yomntu, ogama yobudala lidlula engama-60, wayicola amaxesha 80 ngomzuzu. Kodwa beats 125 / ngomzuzu - umlinganiselo umntwana oneminyaka ubudala. Ukutyhubela ebomini, imoto yethu eyintloko lifinyele malunga 3.1 billion - umntu nje cinga ngayo, njengokuba nani omkhulu! Kwaye ekugqibeleni, enye into emangalisayo. Intliziyo - kuba umzimba ngalo lonke ubomi bethu malunga 250 yezigidi iilitha igazi! Ziphelelwa umsebenzi omkhulu ngokwenene. Ngoko ke kufuneka ukuba ukujonga emva impilo yabo, yaye ngakumbi - kuba intliziyo, ukunika rhoqo kunye iivithamini kunye neeminerali.

System intliziyo uvalo

Umzimba womntu - yenye luvo ngokuqhubekayo. Kwaye ezintliziyweni zabo ukwenza ezininzi. Nangona isibakala sokuba eli innervation organ kuvela buti onovelwano, kwakunye luvo vagus, kusesemini kuphela kuba nefuthe olawula. Excitation kwenzeka ngendlela ukusuka phezulu ukuya node ezantsi kwi zekhala interatrial. Oku kwenyuka ke sidlulele udumbo atrioventricular ebizwa ngokuba yi-(ke umda imithambo kunye ventricles). Yaye "indawo" wokugqibela - ukuba ventricles. Uphawu lugubungela zonke izihlunu zakhe.

Yintoni na intliziyo?

intliziyo Real, ifoto leyo akunanto yakwenza umfanekiso evela kwi ntetho umntu ngamnye ukukhankanywa ngokuqwayinga kwamehlo akhe ngathi umzimba cone-ezimise nge imithambo ezisecaleni kunye iziqu lwemithambo. Ukuba ukuchaza ngamazwi, kufana iqanda encinane priplyuschennoe kunye ngohlangothi intshengeca kancinci phantsi kunye nenkqubo iimpahla ezinkulu ngasentla. Ukuba sithethe ngayo imilo kunye nobukhulu, apha kufanele kuphawulwe ukuba ahlukile umntu ngamnye. Kuxhomekeke emzimbeni, isini, ubudala nempilo. Ekufuphi intliziyo phakathi esifubeni, kodwa kufutshane kwicala lasekhohlo. Konke kuxhomekeke iimpawu ngamnye umzimba womntu; ngokuba kwabanye ucaca ngakumbi, abanye - akunjalo. Eyaziwayo kunye namatyala izifo apho intliziyo kubekwe kwicala lasekunene. Noko ke, le isipili lungiselelo lwemizimba kunye nabantu iimpawu ezinjalo zinqabile.

Ubume umzimba

Ngoko ke, yintoni na intliziyo, kucacile, noko kubonakala ngathi - kakhulu. Kodwa akukho zonke iinkcukacha kufuneka ukwazi ngalo mzimba. Kufuneka kwakhona babe nolwazi malunga into yokuba yintoni na. Ngoko ke, intliziyo - ilungu emgongxweni, kodwa kukho baninzi kangangesine nemingxuma, enza umsebenzi sokumpompa amanzi. imithambo emibini kunye ventricles ezimbini - la macandelo aphambili kuyo. Owesibini ezi - kakhulu enkulu. Iyangongoza nje ubunzima imisipha, okanye ukuba ngqo ngakumbi, ngoncedo lwe ventricle ekhohlo. Hi ndlela leyi, kunye imithambo, ukuba idityaniswe imingxuma ezizodwa babonelelwa vana. Yintoni indima Icandelo lesibini? Atrial abafani eludongeni eziphuhlileyo kangako dystrophy, kodwa ke kunqunyulwa. Umzekelo, kwi-mhlaba unelungelo lokungena kwesi igazi venous, nangasekhohlo - umfutho. Ukuba uqonde umbuzo malunga nento yokuba intliziyo enjalo, ngoko singatsho kuphela enye into ngokuqiniseka: zonke iimpahla, imithambo yegazi kunye neevalvu enxulumene omnye komnye, yaye kunye akha umzimba ekhethekileyo, uyakwazi khona apho umntu.

isifo sentliziyo

Ngelishwa, intliziyo - oku umatshini motion ongunaphakade. Le umzimba lusoloko ukusebenza kunye ukubonakala lokuzalwa kwabantu de umoya yakhe yokugqibela emhlabeni. Ngaphambilana indlela umsebenzi ngayo yenza. Abanye abantu aqhoboshele nayiphi ukubaluleka kule nentliziyo yam uphelile. Okunye zizonke bayakhohlwa ubukho bayo ziphele ukujonga emva impilo yabo. Akumangalisi ukuba izifo intliziyo zezona zixhaphakileyo namhlanje. Bona abakhuselekanga inani elikhulu labantu. Kwaye apho iimpawu kakhulu kwezinye xa uqala, imiqondiso. Umbilo, umzekelo. Okanye nokudumba. Ukuba umntu onesifo ukusilela intliziyo congestive, kulwelo bazondelele kule emzimbeni. Ngenxa yoku, kwaye kukho edemas. Ukunyuka ngokukhawuleza ubunzima okanye, icala, ukuncitshiswa yayo kusenokubonisa iingxaki intliziyo. Ukuphelelwa umoya - olunye uphawu. Kakade ke, nayo kuvandlakanywa nesifo semiphunga (COPD okanye asthma), nangona kunjalo, yaye ukusilela intliziyo eyimeleyo. ubuhlungu Chest badlulela esiswini, intamo, umhlathi, iingalo, okanye amanye amalungu omzimba - oku kwakhona isizathu sokuba ukhathazeke. Musa ukoyika ukuya kwagqirha. Enentliziyo ukuba undikhohlisile ngenxa ekulibaziseni afunyaniswe isifo kwaye afumane unyango ayinqweneleki kakhulu. Kungenjalo, ngoko kusenokuba kakhulu emva kwexesha.