UtanoMushonga

Ndezvipi zvinoita kuti chamazuva ose kufamba kweropa kuburikidza nhumbi? Chamazuva uye kunokonzera ropa riyerere

The mubvunzo pamusoro chokwadi kuti kunovimbisa ari chamazuva ose kufamba kweropa kuburikidza nhumbi, unofadza zvikuru. Ndicho - nefuma inoumba mumwe munhu. Tinongoziva kuti ndicho chokwadi, asi kashoma vanofunga sei zvakanaka ropa riyerere kunoitika mukati medu. Uye zvaisazova okushamisira kuziva. Saka, zvakakodzera kuudza pamusoro zvinofadza zvikuru chinhu pamusoro penyaya.

tsananguro

Ndinoda kutanga rokuti, iyo refu kubva akasarudzwa muitiro uyu sezvo wokufambisa - kufamba kweropa kuburikidza nhumbi. Hemodynamics - ndicho shoko. Uye izvi zvinoitika sezvo migumisiro musiyano pakati vanonzi hydrostatic kumanikidzwa munzvimbo dzakasiyana-siyana kwedu kweropa hurongwa. Izvi zvinoitika sei? Kuti akaiisa nyore, ropa anotanga kufamba rayo kubva kunzvimbo yakakwirira kumanikidzwa ari mumwe apo zviri dererei. Zvose zvine musoro. Izvi yose muitiro kunobva kumusoro sei kuramba ropa riyerere sezvo rayo viscosity uye masvingo ose ropa midziyo. Kazhinji nomukurumbira hemodynamics raputsika, uye ichi ndicho kazhinji nokuda kukuvara, kutsva uye hypothermia. Zvinonzi pakutsvaga mwero kana kuvhiringidza ropa vhoriyamu unopfuura paminiti.

Kuti uwane mamwe mashoko pamusoro kutenderera

Saka, iye zvino tinofanira kuva kutaura muudzame pamusoro chii kunovimbisa ari chamazuva ose kufamba kweropa kuburikidza nhumbi. Izvi zvinhu zvinofamba pamusoro yakasimba uye pulmonary vematunhu. Vari zvakawanda akatizivisa, sezvo guru uye duku denderedzwa ropa kutenderera. Asi kuti atange kunzwisisa specificity kwavo, zvinokosha kunzwisisa kuti mukuru "mashandiro" womunhu, ake injini. Zvinoti - moyo.

Izvi - the nhengo inokosha, izvo rinobvumira kufamba kweropa kuburikidza nhumbi. The chamazuva ropa kuyerera rwakakodzera sunga mwoyo. Sezvo ari pamutemo simba hemodynamics. Mwoyo womunhu 4-yomukati. Kurutivi rworuboshwe iropa arterial, uye kodzero ukuwo, venous. Havana tangle mumwoyo yevanhu, nokuti dzakaparadzaniswa partitions. Chiizve Zvinokosha kuziva? Chokwadi chokuti arterial ropa rine okisijeni, uye chinobva pamwoyo. Venous Asi iri akananga kwaari. Uye ropa ichi chine carbon dioxide.

mabasa

Kuudza kuti kunovimbisa ari chamazuva ose kufamba kweropa kuburikidza midziyo, inofanira kuva pamusoro hemodynamic mabasa. Kuburikidza denderedzwa duku inotengwa kuitira zvakajairika muitiro negasi mukutsinhana kuitika mumapapu. Sezvo pane anopinda venous ropa, iro anopa carbon dioxide. Ikoko zvinonzi oxygenated. Uye, kuchinja mirayiridzo, izvozvo odzokera mwoyo. Asi chete paakanga arterial. Kufungidzira uku, zvinokwanisika kupindura mubvunzo unokosha kupfuura. Uye zvichava nyore sezvinobvira. Kufema - zvanzi inoita kufamba kweropa kuburikidza nhumbi. The chamazuva ropa kuyerera kwakakonzerwa chokuti tinogara kufema. Tose tinoziva kuti kana ukasiya kufema, kurova kwehana unoraramisa, uye ipapo, kana asingadi yokufungisisa mhepo, unouya rufu. Ropa haizorambi achamhanyira mumapapu, nokuti muviri hakuchisina yaipiwa pamwe oxygen. Saizvozvowo, hapana chikonzero kupa carbonic asidhi gasi. Uye mwoyo neropa vanotadza kuzadzikisa basa zvikuru.

midziyo

On wavo vanofanira kuudza. Chamazuva uye anoita ropa riyerere - iri chaizvo multi-faceted musoro. Nemidziyo chinokosha payo. Saka, pane kuvhunduka rokutora, resistive, capacitive, uye exchange. Chii chavanoita vanomirira? Chokutanga izvi - guru tsinga. By cushioning midziyo unoshandawo yeropa. Vane rusvingo chinokosha kuchinja - uye tinoonga uhwu chendangariro enderera hemodynamics.

Resistive zvinopa yakakwirira kumanikidzwa mumidziyo guru, uyewo kudzorwa akaparadzirwa kwacho capillaries, izvo, sezvinei, dzinonzi exchange. Dzinoratidzwa matete masvingo. Huchaunza basa gasi mukutsinhana yose vascular hurongwa. Uye nemhaka capillaries muviri hwokurara zvose tsvina zvinhu.

Uye, chokwadi, capacitive midziyo ropa. Kufamba kweropa kuburikidza nhumbi hazvigoni kumbofungidzira pasina pavo. The zita vakanwisa nemhaka yokuti mavari hwawanda Vhoriyamu ropa rose riri murume. Zvinoti - 75 muzana.

parwendo havukavu

nokukurumidza sei Urume ichi zvinokambaira kuburikidza yedu midziyo, zvinokoshawo kuti vazive, kunyanya kudzidza mubvunzo sei kuti tibu- chamazuva ose kufamba kweropa kuburikidza nhumbi. Saka, kutsemuka velocity akaenzana anenge 500 milliliters por wechipiri. Munguva arteries - 0.5 Rine mamiririta nokuti iyoyo. Nzira nokukurumidza rinowanikwa, zviri nyore kunzwisisa - masayendisiti refu hwokurara ane algorithm zvachose Clearance. Zvisinei, izvi hazvirevi hazvo kuudza.

The Rwako ari mutsinga ropa riri kutsanya chaizvo - milliliters 200 pasekondi yoga yoga. Nenzira, sangano rinoitwa pano hakusi nokuda kufurirwa. It ari mutsinga yakaderera zvakakwana. Venous ropa inofamba yakafanira akaratidza pamusoro mudziyo pamadziro nesimba tsandanyama tishu.

kukanganisa

Zvinosuruvarisa, chirwere chokuita kweropa, pezvinenge vanhu vazhinji. Uye kazhinji ndivo chikonzero mangwanani rufu. Kurohwa, chemwoyo, BP - zvose mazita aya aizivikanwa kwatiri. Uye vari chokuita kweropa. Pasina, vakawanda havana kuteerera utano hwavo. Handiti, kudzivirira ndiwo chaizvoizvo zvikuru nyore uye haatarisiri huru zvemari mari. Kunyange zvazvo vamwe vangava nenguva dzakaoma. Nokuti unofanira kuita kuti kurega kusvuta. Ndosaka nei nhasi vanhu vakawanda kudaro kutambura kubva zvemwoyo chirwere - munhu chete kutarira uwandu vanosvuta.

Unofanirawo mwero doro kuparadzwa. Chokwadi, zviri nani kuita pasina izvozvo. basa rinoda zvichange zviri nyore. No vanofanira kuenda ose nhasi yokurovedza muviri uye kuipedzera kwemaawa matatu pasi nokudzidziswa - chete maminitsi 15-20 rimwe zuva.

Uye, chokwadi, tinofanira kuongorora zvokudya zvavo. No kukosha kupfuura kurara uye zvakare nemafuta zvokudya, kana nekuda Yakaumbwa remafuta akawandisa plaques pamasvingo midziyo ropa, iro nhete kuti lumen uye sechipiriso mugumisiro - kweropa zvirwere. Zviri nani kuti kutsiva zvokudya zvisingavaki muviri pamwe michero, miriwo, maranjisi muchero, nomukaka zvigadzirwa, chicherwa mvura. Asi kubva ichi achava mutongi akanaka.

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