Video: Yuav ua li cas dural venous sinus tsim?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Cov cov leeg ntshav cov kua dej hauv lub hlwb tsis ua raws cov hlab ntsha ntawm lub paj hlwb. Hloov chaw, lawv ntws mus rau dural sinuses , uas tom qab ntws mus rau hauv cov hlab ntsha jugular. Feem ntau, cov phab ntsa ntawm txoj kev nqes dej no yog tsim los ntawm visceral periosteum thiab nyob deb kev xav, ob leeg lined nrog endothelium.
Zoo sib xws, nws tau nug, dab tsi yog dural venous sinuses?
Cov dural venous qhov ntswg yog qhov chaw nruab nrab ntawm cov txheej txheem endosteal thiab meningeal ntawm dura. Lawv muaj cov leeg ntshav cov ntshav uas tshwm sim rau feem ntau ntawm lub hlwb los yog kab noj hniav cranial. Cov qhov quav muaj cov kab hauv endothelial uas txuas mus rau hauv cov leeg uas txuas nrog lawv.
Tom qab, lo lus nug yog, dab tsi yog dural venous sinuses yog patent txhais tau tias? FMA. 76590. Anatomical terminology. Cov dural venous qhov ntswg (tseem hu ua dural sinuses , paj hlwb qhov quav , los yog cranial qhov quav ) yog cov leeg ntshav cov kab pom ntawm cov endosteal thiab meningeal txheej ntawm dura mater hauv lub hlwb.
Ib yam li ntawd, koj tuaj yeem nug, dab tsi yog qhov ua haujlwm ntawm duav sinuses?
Cov nyob deb cov leeg ntshav qhov quav pw ntawm periosteal thiab meningeal txheej ntawm dura ua niam. Lawv yog qhov zoo tshaj plaws xav txog kev sau cov ntshav, uas tso rau hauv nruab nrab paj hlwb, lub ntsej muag, thiab tawv taub hau. Txhua tus nyob deb cov leeg ntshav qhov quav thaum kawg ntws mus rau hauv cov hlab ntshav sab hauv.
Yuav ua li cas ncaj sinus tsim?
Nws tsim los ntawm kev sib tshuam ntawm qhov qis dua sagittal qhov ntswg thiab zoo heev cerebral leeg. Cov ncaj sinus yog thaj chaw tsis sib thooj hauv qab lub paj hlwb uas tso ntshav kom ntws los ntawm qhov nruab nrab tsis zoo ntawm lub taub hau sab nraum qab.
Pom zoo:
Cov venous sinus nyob qhov twg?
Dural venous sinuses yog venous channel nyob rau hauv intracranial ntawm ob txheej ntawm dura mater (endosteal txheej thiab meningeal txheej). Lawv tuaj yeem pom tau tias yog cov hlab ntsha epidural. Tsis zoo li lwm cov leeg hauv lub cev, lawv khiav ib leeg, tsis sib thooj rau cov hlab ntsha
Yuav ua li cas sinus siab tsim?
Qhov mob taub hau tshwm sim los ntawm kev mob thiab kev ntxhov siab nyob rau hauv cov kab noj hniav ntawm lub pob txha taub hau.Inflamation ntawm cov ntaub so ntswg ntawm lub sinuses duetoinfections, allergies, los yog lwm yam irritants ua rau fluidsecretion uas yuav thaiv tau cov kua los ntawm lub sinuses, ua rau lub siab ntawm lub sinuses
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