2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Xanthochromia, los ntawm Greek xanthos (ξανθός) "daj" thiab chroma (χρώμα) "xim", yog daj ntseg ntawm cov kua dej cerebrospinal uas tshwm sim ob peb teev tom qab los ntshav rau hauv. qhov chaw subarachnoid tshwm sim los ntawm qee yam mob, feem ntau yog subarachnoid hemorrhage.
Koj ua li cas kuaj rau xanthochromia?
Tam sim no muaj 2 txoj hauv kev los txheeb xyuas xanthochromia hauv CSF. Hauv Tebchaws Meskas, pom kev pom yog tseem yog txoj kev xaiv. CSF qauv yog spun rau hauv ib lub centrifuge, thiab tus supernatant yog visually soj ntsuam nrog lub qhov muag liab qab rau xim daj.
Xanthochromic txhais li cas?
: muaj daj dajxanthochromic cerebrospinal kua.
Dab tsi tuaj yeem ua rau xanthochromia?
Xanthochromia feem ntau yog tshwm sim los ntawm cov ntshav liab degeneration hauv CSF raws li pom hauv subarachnoid hemorrhage (SAH). Kev tawg ntawm cov qe ntshav liab yuav siv sij hawm ntau teev los tshwm sim.
Dab tsi ua rau daj cerebrospinal kua?
Xanthochromia yog xim daj, txiv kab ntxwv, lossis liab dawb ntawm CSF, feem ntau tshwm sim los ntawm lub lysis ntawm RBCs ua rau hemoglobin tawg rau oxyhemoglobin, methemoglobin, thiab bilirubin. Discoloration pib tom qab RBCs tau nyob rau hauv tus txha caj qaum li ob teev, thiab tseem nyob rau ob mus rau plaub lub lis piam.
Pom zoo:
Cov qauv ntawm cov teeb meem twg yog qhov sib xyaw?
Ib yam khoom uas muaj tib hom atom lossis ib hom molecule yog cov khoom ntshiab. Feem ntau ntawm cov teeb meem nyob ib puag ncig peb, txawm li cas los xij, muaj cov khoom sib xyaw ntawm cov khoom ntshiab. Huab cua, ntoo, pob zeb thiab av yog piv txwv ntawm cov khoom sib tov.
Dab tsi yog aniline xiav stained qauv hauv cov qauv nws yog ib qho hnyav?
Dab tsi yog aniline xiav-stained qauv hauv cov qauv? Nws yogstringy pawg hauv qab plab hnyuv epithelium uas txuas mus rau hauv lub villi. "Aniline xiav khi rau cov txheej txheem extracellular xws li cov fibers hauv lamina propria. Lamina propria yog lub npe ntawm cov ntaub so ntswg sib txuas hauv qab plab hnyuv epithelium.
Puas yog cov qauv muaj cov lus qhia nrog cov exponents rational)?
Kev muaj peev xwm ua haujlwm nrog cov lej lej yog qhov muaj txiaj ntsig zoo, vim nws siv tau zoo hauv kev suav lej. Qhov sib npaug uas qhov kev qhia sib txawv tau tsa los rau qhov kev nthuav qhia muaj txiaj ntsig tuaj yeem daws tau los ntawm nce ob sab ntawm qhov sib npaug mus rau qhov sib npaug ntawm tus exponent.
Qhov chaw twg yog qhov zoo dua yog dab tsi yog cov qauv siv lub locator?
ID thiab lub npe tus cwj pwm ua qhov tseem ceeb tshaj lwm qhov chaw yog tias koj lub vev xaib muaj tus ID thiab lub npe tshwj xeeb, ces nws ib txwm xav kom siv lawv hloov XPath vim lawv nrawm dua thiab ntau dua muaj txiaj ntsig. Thaum siv cov chaw nyob, xyuas kom meej tias koj lub chaw nrhiav cov ntsiab lus meej rau cov khoom xav tau.
Cov qauv twg yog kab nrog cov hlwb uas tsis tuaj yeem nkag mus rau dej?
Cov phospholipid bilayer phospholipid bilayer Cov kab mob lom neeg muaj cov txheej txheem txuas ntxiv ntawmlipid molecules nyob rau hauv uas membrane proteins yog embedded. Cov lipid bilayer no yog cov kua dej, nrog rau ib tus neeg lipid molecules tuaj yeem nthuav tawm sai sai hauv lawv tus kheej monolayer.
