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Video: Ntau npaum li cas lim ua rau lub raum tsim ib hnub quizlet?
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2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
-Ntau ntawm lim tsim rau feeb ntawm ob leeg ob lub raum (nquag = 120-125 ml / min).
Ib sab ntawm qhov no, ntau npaum li cas lub raum tsim tawm hauv ib hnub?
Txog 20% ntawm plasma ntim dhau los ntawm glomerulus ntawm txhua lub sijhawm raug lim. Qhov no txhais tau tias kwv yees li 180 litres ntawm cov kua tau lim los ntawm ob lub raum txhua hnub . Yog li, tag nrho cov ntshav ntshav (li 3 litres) raug lim 60 zaug ib zaug hnub !
Ib sab saum toj no, pes tsawg filtrate feem ntau tsim nyob rau ib hnub thiab ntau npaum li cas ntawm qhov no tshwm sim hauv cov zis? Nco ntsoov tias txog 180 litres ntawm lim yog ua txhua hnub , nrog 1-2 litres thaum kawg tau tso zis thiab qhov seem, yuav luag tag nrho 180 litres lim dej, tau rov nqus dua. Yog li, raws li qhov xwm txheej ib txwm peb tsim tsuas yog kwv yees li 1 ml ntawm tso zis / min.
Yog li ntawd, pes tsawg nkas loos ntawm glomerular filtrate raug tsim txhua hnub?
Ob leeg lipid soluble thiab polar tshuaj yuav dhau los ntawm glomerulus v tub lim . Tus nqi ntawm lim yog loj heev, txog 45 gallon ib hnub nyob rau hauv ib tug neeg laus. Txog 99% ntawm zoo li dej lim dej , me me molecules, thiab lipid-soluble tshuaj, yog reabsorbed downstream hauv nephron cev.
Yuav ua li cas feem pua ntawm cov ntim glomerular filtrate tau tso tawm raws li cov zis txhua hnub?
Cuaj caum-cuaj feem pua ntawm no lim yog rov qab mus rau kev ncig los ntawm reabsorption thiaj li tsuas yog hais txog 1-2 litres ntawm tso zis raug tsim tawm ib hnub (Table 4). Lub plawv tso tawm yog txog 5000 mL/feeb, ntawm uas 21 feem pua ntws los ntawm lub raum. Lub raum plasma flows sib npaug ntawm cov ntshav ntws rau feeb sij hawm lub hematocrit.
Pom zoo:
Koj lub raum lim dej ntau npaum li cas txhua hnub?
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Kwv yees li 20% ntawm cov ntshav ntshav dhau los ntawm glomerulus ntawm txhua lub sijhawm tau raug lim. Qhov no txhais tau tias kwv yees li ntawm 180 litres dej tau lim los ntawm ob lub raum txhua hnub. Yog li, tag nrho cov ntshav ntshav (li 3 litres) raug lim 60 zaug hauv ib hnub
Cov txheej txheej ntawm lub raum twg yog lub hauv ncoo rau lub raum?
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Cov tshuaj ntsiav lub raum yog txheej txheej tawv tawv nyob ib puag ncig lub raum thiab npog hauv txheej txheej ntawm perirenal rog hu ua adipose capsule ntawm lub raum. Cov tshuaj ntsiav adipose qee zaum suav nrog hauv cov qauv ntawm lub raum tshuaj ntsiav. Nws muab qee qhov kev tiv thaiv los ntawm kev raug mob thiab kev puas tsuaj
Tus neeg mob raum xav tau phosphorus ntau npaum li cas txhua hnub?
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Phosphorus tau nqus rau hauv cov hnyuv me thiab khaws cia hauv cov pob txha. Lub raum noj qab haus huv tshem tawm cov nyiaj ntxiv uas tsis xav tau hauv lub cev. Nws tau pom zoo tias cov neeg laus noj qab haus huv tau txais ntawm 800 mg txog 1,200 mg ntawm phosphorus txhua hnub
Dab tsi yog lub sijhawm rau pob txha fusion ntawm ob lossis ntau lub vertebrae uas tsim cov phab ntsa tom qab ntawm lub plab hlaub hauv tib neeg?
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Lub sacrum (/ˈsækr? M/lossis/?se? Kr? M/; plural: sacra lossis sacrums), hauv tib neeg lub cev, yog cov pob txha loj, peb tog ntawm lub hauv paus ntawm tus txha nraub qaum uas tsim los ntawm kev sib xyaw ntawm sacral vertebrae S1– S5 ntawm hnub nyoog 18 thiab 30 xyoos. Lub sacrum nyob rau sab sauv, sab nraub qaum ntawm lub plab kab noj hniav, nruab nrab ntawm ob lub tis ntawm lub plab mog
Vim li cas lub raum sab laug siab dua lub raum sab xis?
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Lub raum sab laug nyob me ntsis zoo dua li lub raum sab xis vim qhov loj ntawm daim siab ntawm sab xis ntawm lub cev. Tsis zoo li lwm cov plab hnyuv siab raum, ob lub raum nyob tom qab lub peritoneum uas kab lub plab kab noj hniav thiab yog li suav hais tias yog cov kabmob retroperitoneal