Cov txheej txheem:
![Yam dab tsi cuam tshuam rau cov ntaub so ntswg perfusion? Yam dab tsi cuam tshuam rau cov ntaub so ntswg perfusion?](https://i.answers-medical.com/preview/medical-health/13898956-what-factors-affect-tissue-perfusion-j.webp)
Video: Yam dab tsi cuam tshuam rau cov ntaub so ntswg perfusion?
![Video: Yam dab tsi cuam tshuam rau cov ntaub so ntswg perfusion? Video: Yam dab tsi cuam tshuam rau cov ntaub so ntswg perfusion?](https://i.ytimg.com/vi/_9-40PVJzO0/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Tissue Perfusion: Lub plawv
- Lub plawv dhia tawm los yog nyob ntawm lub plawv dhia thiab mob stroke.
- Qhov ntim ntawm cov hlab ntsha yuav cuam tshuam los ntawm kev thauj khoom ua ntej (ntim siab), tom qab thauj khoom (systolic tsis kam), thiab kev cog lus (quab yuam ntawm kev sib zog).
- Lub plawv dhia yog nyob ntawm kev sib nkag siab thiab sib npaug ntawm parasympathetic.
Ntxiv mus, dab tsi ua rau cov ntaub so ntswg tsis zoo?
Ntau yam xwm txheej tuaj yeem cuam tshuam kev sib pauv oxygen thiab carbon dioxide, tab sis ntshav qab zib, rog, ntshav tsis txaus, ntshav siab, thiab kab mob hauv lub plawv yog qee qhov muaj feem cuam tshuam ntau dua uas tuaj yeem ua rau ua tsis muaj txiaj ntsig cov ntaub so ntswg perfusion.
Ib qho ntxiv, koj yuav tswj xyuas cov ntaub so ntswg li cas? Hauv cov xwm txheej ntawm lub cev, cov ntaub so ntswg perfusion yog khaws cia los ntawm kev muab cov ntshav tsis cuam tshuam los ntawm microcirculation. Ib qho tsis muaj microcirculation, nyob rau hauv lem, nyob ntawm lub cev perfusion siab khaws cia los ntawm kev sib cuam tshuam ntawm lub plawv tawm, ua ntej, thiab tom qab.
Hauv qhov no, yam twg tuaj yeem txo qis cov nqaij hauv lub cev?
Cov lus xaus. Kev tshawb fawb tshuaj xyuas hauv kab lus no qhia tias cov ntaub so ntswg tsis zoo txog rau qhov txawv txav ntawm lub cev microvascular yog ib qho ntawm cov pa plawv pheej hmoo yam , suav nrog ntshav siab, ntshav qab zib, rog, thiab dyslipidemia.
Ua li cas ntshav siab ua rau cov ntaub so ntswg poob qis?
Lub luag haujlwm tseem ceeb ntawm microcirculation yog muab cov pa thiab cov as -ham rau cov ntaub so ntswg . Hauv ntshav siab , capillary rarefaction induces nce hauv ntshav siab, txheeb ze txo nyob rau hauv cov ntaub so ntswg perfusion thiab muaj kev pheej hmoo mob plawv ntxiv.
Pom zoo:
Dab tsi yog qhov sib txawv ntawm cov ntaub so ntswg sib txuas tsis tu ncua thiab cov ntaub so ntswg sib txuas tsis sib xws?
![Dab tsi yog qhov sib txawv ntawm cov ntaub so ntswg sib txuas tsis tu ncua thiab cov ntaub so ntswg sib txuas tsis sib xws? Dab tsi yog qhov sib txawv ntawm cov ntaub so ntswg sib txuas tsis tu ncua thiab cov ntaub so ntswg sib txuas tsis sib xws?](https://i.answers-medical.com/preview/medical-health/13907369-what-is-the-difference-between-dense-regular-connective-tissue-and-dense-irregular-connective-tissue-j.webp)
Cov ntaub so ntswg sib txuas tsis sib thooj muaj cov fibers uas tsis tau sib dhos ua ke zoo ib yam li cov ntaub so ntswg sib txuas ib ntus. Cov ntaub so ntswg sib txuas tsis sib thooj muaj feem ntau ntawm cov fibers collagen. Nws muaj cov khoom hauv av tsawg dua li cov ntaub so ntswg sib txuas
Hom ntaub so ntswg sib txuas twg yog cov ntaub so ntswg?
![Hom ntaub so ntswg sib txuas twg yog cov ntaub so ntswg? Hom ntaub so ntswg sib txuas twg yog cov ntaub so ntswg?](https://i.answers-medical.com/preview/medical-health/14008879-what-type-of-connective-tissue-is-reticular-tissue-j.webp)
Cov ntaub so ntswg reticular yog ib hom tshwj xeeb ntawm cov ntaub so ntswg sib txuas uas muaj nyob hauv ntau qhov chaw uas muaj cov ntsiab lus ntawm tes. Nws muaj ib tug ceg thiab mesh-zoo li tus qauv, feem ntau hu ua reticulum, vim yog kev npaj ntawm reticular fibers (reticulin). Cov fibers no yeej yog hom III collagen fibrils
Dab tsi cuam tshuam rau kev xa oxygen mus rau cov ntaub so ntswg?
![Dab tsi cuam tshuam rau kev xa oxygen mus rau cov ntaub so ntswg? Dab tsi cuam tshuam rau kev xa oxygen mus rau cov ntaub so ntswg?](https://i.answers-medical.com/preview/medical-health/14031682-what-factors-affect-oxygen-delivery-to-the-tissues-j.webp)
Raws li tuaj yeem pom los ntawm qhov sib npaug saum toj no, kev hloov pauv hauv lub plawv tso zis, arterial oxygen saturation, thiab hemoglobin concentration yuav cuam tshuam rau kev xa oxygen
Cov ntaub so ntswg perfusion yog dab tsi?
![Cov ntaub so ntswg perfusion yog dab tsi? Cov ntaub so ntswg perfusion yog dab tsi?](https://i.answers-medical.com/preview/medical-health/14042895-what-is-cardiac-tissue-perfusion-j.webp)
Myocardial cov ntaub so ntswg perfusion yog myocardium lub peev xwm los rho cov pa thiab cov as-ham los ntawm cov hlab ntsha. Kev saib xyuas ntawm lub peev xwm ib txwm nyob ntawm cov hlab ntsha hauv cov hlab ntshav, tsis muaj stenosis, ntxiv rau cov hlab ntshav cov pa oxygen, ntshav ntim, tso tawm lub plawv, thiab lub sijhawm diastole (Braunwald, 2005)
Cov ntaub so ntswg yog dab tsi thiab muaj pes tsawg hom ntaub so ntswg?
![Cov ntaub so ntswg yog dab tsi thiab muaj pes tsawg hom ntaub so ntswg? Cov ntaub so ntswg yog dab tsi thiab muaj pes tsawg hom ntaub so ntswg?](https://i.answers-medical.com/preview/medical-health/14089310-what-is-tissue-and-how-many-types-of-tissue-j.webp)
Cov ntaub so ntswg yog ib pawg ntawm cov cell uas muaj cov duab zoo sib xws thiab ua haujlwm. Cov ntaub so ntswg sib txawv tuaj yeem pom hauv cov kabmob sib txawv. Hauv tib neeg, muaj plaub yam tseem ceeb ntawm cov ntaub so ntswg: epithelial, txuas, leeg, thiab leeg nqaij. Tej zaum yuav muaj ntau cov ntaub so ntswg hauv txhua qhov ntawm cov ntaub so ntswg