![Mesonephric thiab Metanephric raum yog dab tsi? Mesonephric thiab Metanephric raum yog dab tsi?](https://i.answers-medical.com/preview/medical-health/14147793-what-is-mesonephric-and-metanephric-kidney-j.webp)
Video: Mesonephric thiab Metanephric raum yog dab tsi?
![Video: Mesonephric thiab Metanephric raum yog dab tsi? Video: Mesonephric thiab Metanephric raum yog dab tsi?](https://i.ytimg.com/vi/p2JcbIDaV1o/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Pronephros yog qhov ntxov tshaj plaws nephric theem nyob rau hauv tib neeg, thiab ua tus paub tab raum nyob rau hauv feem ntau premitive vertebrates. Metanephros tshwm sim caudal rau mesonephros ntawm tsib lub lis piam ntawm kev txhim kho; nws yog qhov ruaj khov thiab ua haujlwm raum nyob rau hauv cov vertebrates siab dua. Nws yog muab los ntawm qhov nruab nrab mesoderm.
Xav txog qhov no, txhais li cas los ntawm Metanephric lub raum?
Kev kho mob Txhais ntawm metanephros : yog tus tswv cuab ntawm zaum kawg thiab feem ntau khub niam txiv ntawm peb peb khub ua tiav ntawm cov leeg nqaij lub cev uas ua haujlwm raws li cov neeg laus tas mus li raum Nyob rau hauv cov tsiaj reptiles, noog, thiab tsiaj nyeg tab sis tsis muaj nyob rau hauv cov ntaub ntawv qis dua - piv mesonephros, pronephros.
Tsis tas li ntawd, tib neeg lub raum puas yog Metanephric? Metanephros ua haujlwm. Thaum 32-36 lub lis piam ntawm cev xeeb tub, tus ob lub raum yuav tsim tab sis nws yuav tsis matured tag. Kev loj hlob yuav tshwm sim txawm tias tom qab yug los. Ob lub raum hu ua metanephric tshuaj thaum nws yog nyob rau theem kawg ntawm kev txhim kho.
Ua kom pom qhov no, lub raum Mesonephric yog dab tsi?
Mesonephros , nyob ruaj khov raum ntawm amphibians thiab feem ntau cov ntses, txhim kho tom qab rau thiab hloov pauv pronephros ntawm embryonic thiab theem ntawm cov menyuam. Glomeruli tsis nyob hauv qee cov ntses dej hiav txwv; cov zis ces tsim ib leeg nyob rau hauv tubules, ib tug txheej txheem uas txuag dej.
Metanephric Blastema yog dab tsi?
Cov tshuaj metanephrogenic blastema los yog metanephric blastema (los yog metanephric tshuaj mesenchyme, lub metanephric tshuaj mesoderm) yog ib ntawm ob lub txheej txheem embryological uas ua rau lub raum, lwm qhov yog lub pob zeb hauv ureteric.
Pom zoo:
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Lub raum Cysts. Cov kab mob hauv lub raum yog cov kua dej uas tsim hauv lub raum. Lawv feem ntau yog tus cwj pwm 'yooj yim', txhais tau tias lawv muaj phab ntsa nyias thiab muaj dej zoo li cov kua. Cov hlwv hauv lub raum feem ntau yog nyob ib leeg thiab tsis xav tau kev kho tshwj tsis yog lawv ua rau muaj tsos mob lossis ua rau lub raum tsis ua haujlwm
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1 Teb. Ernest Z. Lub raum ntshav ntws (RBF) yog qhov ntim cov ntshav xa mus rau ob lub raum ib zaug. Renal plasma flow (RPF) yog qhov ntim ntawm cov ntshav xa mus rau ob lub raum ib lub sijhawm
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Hauv tib neeg, lub raum pob txha yog lub ntsiab lus uas ob lossis peb lub calyces loj koom ua ke. Nws muaj cov hnoos qeev thiab tau npog nrog epithelium hloov pauv thiab lub hauv paus lamina propria ntawm cov ntaub so ntswg sib txuas uas xoob-rau-ntom. Lub raum pelvis ua haujlwm zoo li lub raj tso zis tso rau hauv cov zis
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Muaj nuj nqi. Koj muaj ob lub raum hlab ntshav, ib qho tso rau txhua lub raum. Hauv tib neeg lub cev, ob lub raum tau txav mus rau sab nraub qaum. Thaum cov ntshav tau siv hauv cov menyuam yaus thiab cov pa oxygen tsis txaus, nws tawm ntawm lub raum, uas ntws los ntawm hilum, ib sab ntawm lub raum
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Lub raum leeg Lawv ceg tawm ntawm cov vena cava qis dua thiab tso ntshav cov pa oxygen los ntawm lub raum. Thaum lawv nkag mus rau ob lub raum, txhua txoj hlab ntshav sib cais ua ob ntu. Tsis zoo li cov leeg ntshav, lub raum aorta xa cov ntshav oxygenated rau ob lub raum. Txhawm rau ua kom yooj yim, aorta nqa ntshav mus rau ob lub raum thaum cov leeg txav cov ntshav mus