Cov txheej txheem:
- Leej twg ua cov roj ntsha ntshav?
- Tus kws saib xyuas neeg mob puas tuaj yeem ua pa roj ntsha?
- cov roj ntsha arterial kos nyob qhov twg?
- Cov kws kho mob kuaj cov roj ntshav li cas?
Video: Leej twg kos cov roj ntsha hauv cov hlab ntsha?
2024 Tus sau: Fiona Howard | [email protected]. Kawg hloov kho: 2024-01-10 06:38
Yuav Ua Li Cas Kos ABG. Cov Ntshav Ntshav Ntshav yuav tsum tus kws saib xyuas neeg mob txhawm rau sau cov qauv me me ntawm cov ntshav - feem ntau, tag nrho 1 ml³ nyiam dua. Cov ntshav tuaj yeem kos los ntawm cov hlab ntsha ntawm lub dab teg, puab tais, lossis saum lub luj tshib. Cov hlab ntsha radial ntawm lub dab teg feem ntau yog siv los ua tus qauv.
Leej twg ua cov roj ntsha ntshav?
Kev xeem yog ua los ntawm tus kws kho mob ua pa uas muaj ntawv tso cai. Koj tuaj yeem ua dab tsi los ua kom nws ua tiav? Thov nco ntsoov nqa koj tus kws kho mob cov lus txiav txim nrog koj hnub ntawm koj qhov kev xeem. Cia 15 feeb los sau npe.
Tus kws saib xyuas neeg mob puas tuaj yeem ua pa roj ntsha?
Qhov txuj ci tseem ceeb uas yuav tsum tau muaj yog kev kuaj ntshav roj ntsha. Qhov no tau ib txwm ua lub luag haujlwm ntawm tus kws kho mob, txawm li cas los xij los ntawm kev siv pob kev kawm thiab kev cob qhia nrog rau kev ntsuas kev ua tau zoo, tus kws tu neeg mob tuaj yeem ua taulub luag haujlwm txuas ntxiv no.
cov roj ntsha arterial kos nyob qhov twg?
Koj tus kws kho mob lossis lwm tus kws saib xyuas kev noj qab haus huv yuav siv rab koob me me los coj koj cov ntshav, feem ntau yog los ntawm koj dab teg. Qee lub sij hawm lawv coj nws los ntawm cov hlab ntsha hauv koj lub puab tsaig lossis sab hauv ntawm koj txhais caj npab saum koj lub luj tshib.
Cov kws kho mob kuaj cov roj ntshav li cas?
Thaum kuaj ntshav, tus kws kho mob yuav siv rab koob me me los kos cov ntshav ntawm cov hlab ntsha hauv dab teg. Yog tias ib tug neeg tau txais kev kho cov pa oxygen, lawv yuav tsum tsis txhob siv nws li 20-30 feeb ua ntej kuaj ntshav, yog tias ua tau.
Pom zoo:
Nyob hauv cov hlab ntsha hauv fetus nyob qhov twg cov pa oxygen?
Tsib tsib caug tsib feem pua ntawm cov fetal cardiac tso tawm mus los ntawm cov hlab ntsha umbilical umbilical artery umbilical hlab ntsha yog qhov kawg ntawm cov hlab ntsha sab hauv iliac (anterior faib ntawm). Cov no muab cov ceg qab qab nrog cov ntshav thiab cov as-ham hauv fetus.
Leej twg cov hlab ntsha nqa cov ntshav oxygenated?
Cov hlab ntsha nqa cov ntshav oxygenated los ntawm lub plawv , thaum cov hlab ntsha nqa cov ntshav uas tsis muaj oxygen rov qab mus rau lub plawv. Ib qho yooj yim mnemonic yog "A rau 'artery' thiab 'tawm' (los ntawm lub plawv). (Cov kev zam rau txoj cai dav dav no yog cov hlab ntsws pulmonary hlab ntsha pulmonary ncig pumps deoxygenated ntshav los ntawm pulmonary artery.
Thaum twg qhov kev nthuav tawm hauv cov hlab ntsha coagulation tshwm sim?
Thaum koj raug mob, cov proteins hauv cov ntshav uas ua rau cov ntshav txhaws mus rau qhov chaw raug mob los pab kom tsis txhob los ntshav. Yog tias cov proteins no ua haujlwm txawv txav hauv lub cev, koj tuaj yeem tsim DIC. Cov hauv paus ntsiab lus feem ntau yog vim mob, kis kab mob, lossis mob qog noj ntshav .
Leej twg tshem tawm cawv ntawm cov hlab ntsha?
Ntau tshaj 90% cawv raug tshem tawm los ntawm lub siab; 2-5% yog tso tawm tsis hloov hauv cov zis, tawm hws, lossis ua pa. Thawj kauj ruam hauv cov metabolism yog oxidation los ntawm cawv dehydrogenases, uas tsawg kawg yog plaub isoenzymes nyob, mus rau acetaldehyde nyob rau hauv lub xub ntiag ntawm cofactors .
Cov hlab me me tshaj plaws nyob rau hauv cov hlab ntsha hu ua qhov twg?
Cov hlab ntsha me tshaj plaws, hu ua capillaries, me me heev koj xav tau lub tshuab ntsuas kom pom lawv. Capillaries koom ua cov hlab ntsha loj. Qhov loj dua yog hu ua cov leeg. Cov hlab no nqa ntshav rov qab mus rau lub plawv . Cov hlab ntsha me tshaj plaws lossis cov hlab ntsha hauv cov hlab ntsha yog dab tsi?
