Sella turcica yog ib qho kev nyuaj siab hauv nruab nrab ntawm cov pob txha sphenoid uas muaj lub caj pas pituitary thiab qhov chaw ntawm lub pituitary stalk Lub sella yog them los ntawm ib tug dural reflection (ie, diaphragma. sellae diaphragma sellae Lub diaphragma sellae yog kev txuas ntxiv ntawm dura uas cais cov pituitary los ntawm cov qauv neural nyob superiorly suav nrog optic chiasmhttps://www.sciencedirect.com › topics › diaphragma- muag
Diaphragma Sellae - tus txheej txheem cej luam | ScienceDirect Topics
) saum toj no uas yog lub cistern suprasellar.
Cov pob txha twg muaj cov sella turcica?
qauv. Lub sella turcica nyob rau hauv pob txha sphenoidqab chiasmatic zawj thiab tuberculum sellae. Nws belongs rau nruab nrab cranial fossa. Lub sella turcica qhov tsis zoo tshaj plaws feem ntau yog hu ua hypophyseal fossa ("lub rooj zaum ntawm lub eeb"), thiab muaj cov qog pituitary (hypophysis).
Dab tsi yog qhov tseem ceeb ntawm cov pob txha sphenoid?
Muaj plaub yam tseem ceeb rau cov pob txha sphenoid: lub cev (corpus), tsawg dua thiab ntau dua tis (alae minores thiab majores) thiab cov txheej txheem pterygoid.
Lub caj pas twg nyob hauv cov pob txha sphenoid?
Cov qog pituitary yog nyob rau hauv lub sella turcica lossis hypophyseal fossa. Cov qauv no yog nyob ze ntawm qhov chaw ntawm lub hauv paus ntawm lub cranium thiab yog fibro-osseous. Lub anatomical ciam teb ntawm lub caj pas muaj qhov tseem ceeb ntawm kev kho mob thiab phais. Sella turcica yog concave indentation nyob rau hauv cov pob txha sphenoid.
Koj paub li cas cov pob txha sphenoid?
Nws nyob nruab nrab ntawm skull rau pem hauv ntej, nyob rau hauv pem hauv ntej ntawm lub basilar ib feem ntawm cov pob txha occipital. Cov pob txha sphenoid yog ib qho ntawm xya pob txha uas articulate los tsim lub orbit. Nws cov duab me ntsis zoo ib yam li npauj npaim lossis puav nrog nws cov tis txuas ntxiv.
