Lub roob petrous nyob qhov twg?

Video: Lub roob petrous nyob qhov twg?

2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44

Anatomical cov ntsiab lus ntawm pob txha

Cov petrous ib feem ntawm cov pob txha ntawm lub cev yog cov duab zoo li thiab tau ua los ntawm lub hauv paus ntawm pob txha taub hau ntawm cov pob txha sphenoid thiab occipital.

Hauv txoj kev no, dab tsi yog CT petrous bone scan rau?

Cov CT yog qhov kev xeem muaj zog tshwj xeeb rau kev kawm txog tsib ntu ntawm T- pob txha : Squamous: tsim sab phab ntsa ntawm nruab nrab cranial fossa. Mastoid. Petrous : muaj pob ntseg sab hauv, sab hauv auditory kwj dej (IAC), petrous apex. Tympanic: ua rau feem ntau ntawm pob ntseg pob ntseg sab nraud.

Ib yam li ntawd, cov pob txha me me li cas nyob hauv thaj av petrous ntawm cov pob txha ntawm lub cev? Cochlear canaliculus yog ib qho me me cev pob txha hauv pob txha rau cochlear aqueduct. Cov petrous ib feem ntawm lub cev pob txha kuj tsev lub tympanic kab noj hniav thiab hauv pob ntseg.

Tom qab ntawd, lo lus nug yog, qhov twg squamous thiab petrous qhov chaw ntawm lub cev nqaij daim tawv nyob qhov twg?

Posteroinferior rau lub squamous yog mastoid ib feem . Fused nrog squamous thiab mastoid qhov thiab nruab nrab ntawm sphenoid thiab occipital pob txha lus dag petrous qhov , uas yog zoo li ib tug pyramid.

Petrous Apicitis yog dab tsi?

Petrous apicitis , tseem hu ua apical petrositis, yog kab mob nrog kev koom tes ntawm cov pob txha ntawm lub apex ( petrous apex) ntawm petrous pob txha.

Pom zoo:

Qhov teeb meem grey nyob hauv lub hlwb nyob qhov twg?

Qhov teeb meem grey hais txog cov neurons tsis sib xws thiab lwm lub hlwb ntawm lub hauv paus paj hlwb. Nws muaj nyob hauv lub hlwb, lub paj hlwb thiab lub paj hlwb, thiab nthuav tawm thoob plaws hauv tus txha caj qaum

Qhov chaw nyob ntawm thawj lub tsev kawm qib siab kho hniav nyob hauv ntiaj teb nyob qhov twg?

Dr. John M. Harris tau pib lub ntiaj teb thawj lub tsev kho hniav hauv Bainbridge, Ohio, thiab tau pab tsim kho hniav raws li kev noj qab haus huv. Nws qhib rau 21 Lub Ob Hlis 1828, thiab niaj hnub no yog tsev khaws puav pheej kho hniav. Thawj lub tsev kawm kho hniav, Baltimore College ntawm Kev Kho Hniav, tau qhib hauv Baltimore, Maryland, Asmeskas xyoo 1840

Nyob qhov twg siab endothelial venules nyob qhov twg?

Hauv tib neeg, HEVs tau pom nyob hauv txhua qhov nruab nrab lymphoid (tshwj tsis yog tus po, qhov twg cov ntshav tawm los ntawm cov hlab ntsha qhib thiab nkag mus rau cov nqaij liab), suav nrog ntau pua ntawm cov qog ntshav uas tau tawg hauv lub cev, tonsils thiab adenoids hauv pharynx, Peyer thaj ua rau thaj (PIs) nyob rau hauv txoj hnyuv me, daim ntawv ntxiv, thiab me me