Cov txheej txheem:
![Dab tsi ua rau hloov dej? Dab tsi ua rau hloov dej?](https://i.answers-medical.com/preview/medical-health/14079448-what-causes-fluid-shift-j.webp)
Video: Dab tsi ua rau hloov dej?
![Video: Dab tsi ua rau hloov dej? Video: Dab tsi ua rau hloov dej?](https://i.ytimg.com/vi/iEPidDwJJbM/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Dej hloov
Hloov dej tshwm sim thaum lub cev kua txav nruab nrab ntawm kua chav tsev. Lub cev, qhov no tshwm sim los ntawm kev sib xyaw hydrostatic siab gradient thiab osmotic siab gradient
Ntawm no, dab tsi yog qhov ua rau cov kua hloov pauv hauv kev raug mob kub hnyiab?
Hlawv thiab Hnov Qab A hlawv , dej hloov los ntawm cov hlab ntshav mus rau qhov chaw nruab nrab thiab sab hauv nruab nrab vim muaj kev nce siab hauv cov hlab ntshav, nce capillary thiab venous permeability, txo qis qhov nruab nrab hydrostatic siab, tshuaj lom cov neeg kho nruab nrab, thiab nce cov protein nyob hauv nruab nrab.
Ib qho ntxiv, peb chav dej ntawm lub cev yog dab tsi thiab lub cev ua kom dej sib npaug li cas? Lub Cev Dej Lub Cev thiab Dej Dynamics. Muaj peb qhov dej loj loj ; intravascular, interstitial, thiab intracellular. Cov kua dej txhawb cov matrix thiab cov cell hauv qhov chaw nruab nrab. Lub intracellular qhov chaw yog cais los ntawm qhov chaw interstitial los ntawm lub cell membrane.
Ib yam li ib tus tuaj yeem nug, peb lub qhov dej loj hauv koj lub cev yog dab tsi?
Hauv tib neeg lub cev plan, muaj peb lub qhov dej loj uas muaj nuj nqi sib cuam tshuam. Cov no yog (1) intracellular chav dej , (2) interstitial kua , thiab ( 3 ) plasma. Dej , molecules, thiab ions ntws hla lub cev tiv thaiv nruab nrab ntawm cov cov kua dej.
Cov kua dej extracellular yog dab tsi?
Extracellular kua dej (ECF) lub extracellular kua ntim (ECFV) feem ntau qhia txog txhua lub cev kua sab nraum cov cell, thiab suav nrog ntshav, interstitial, thiab transcellular kua.
Pom zoo:
Dab tsi hloov pauv lub cev ua rau cov neeg laus muaj kev pheej hmoo ntawm lub cev qhuav dej ntau dua?
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Multimorbidity thiab polypharmacy feem ntau ua rau lub hnub nyoog cuam tshuam txog kev hloov pauv lub cev hauv dej thiab sodium sib npaug thiab yog li ua rau cov neeg laus muaj kev pheej hmoo ntawm lub cev qhuav dej, tshwj xeeb yog thaum kis mob sib kis lossis huab cua sov
Calcium ua dab tsi rau cov dej hauv pas dej?
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Txawm hais tias cov dej mos yog qhov xav tau hauv kev siv hauv tsev txhua hnub, cov tshuaj calcium nyuaj yog qhov tsim nyog hauv cov dej hauv pas dej. Nrog cov qib calcium txaus txaus, cov dej txhoj puab heev tamed thiab yuav pab tiv thaiv kom tsis txhob xau tawm ntawm qee yam tshuaj hauv cov khoom siv pas dej
Dab tsi yog qhov txawv ntawm kev teem caij nthwv dej thiab hloov kho nthwv dej sijhawm?
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Hloov kho lub sijhawm teem sijhawm yoj yog qhov hloov pauv ntawm kev teem sijhawm yoj. Nrog rau cov txheej txheem no, ob lossis peb tus neeg mob tau teem sijhawm nyob rau saum toj ntawm lub teev, ua raws li kev teem sijhawm ib zaug txhua 10-20 feeb dhau los ntawm cov sijhawm so. Kev teem sij hawm raws kev xyaum: Qhov no yog siv rau kev nqis tes ua uas muaj tus neeg mob tshwj xeeb
Qhov kev hloov pauv twg yuav ua rau hloov mus rau sab laug hauv cov pa oxygen hemoglobin khi nkhaus?
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Cov pa -hemoglobin kev sib cais sib cais tuaj yeem txav chaw xws li qhov kev sib raug zoo rau cov pa oxygen tau hloov pauv. Cov yam ntxwv uas hloov qhov nkhaus muaj xws li kev hloov pauv hauv cov pa roj carbon dioxide concentration, ntshav kub, ntshav pH, thiab cov concentration ntawm 2,3-diphosphoglycerate (2,3-DPG)
Dab tsi hloov pauv tshwm sim hauv cov kua dej sab hauv thiab sab hauv lub cev thaum lub cev qhuav dej?
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Cov ntsev ntau hauv dej, siab dua osmotic siab. Raws li qhov xwm txheej ib txwm muaj, osmotic siab nyob rau hauv qhov chaw tso rau sab hauv yog zoo ib yam li hauv qhov chaw sab nrauv. Thaum lub cev qhuav dej tshwm sim, txawm li cas los xij, cov ntsiab lus ntawm cov ntsev nyob hauv ib lossis ntau qhov ntxiv lossis txo qis