Cov hlab ntsha basilar lies nyob rau hauv pem hauv ntej ntawm lub hlwb nyob rau hauv nruab nrabthiab yog tsim los ntawm kev sib koom ua ke ntawm ob vertebral hlab ntsha.
basilar artery nyob rau hauv lub hlwb nyob qhov twg?
Cov hlab ntsha basilar khiav cranally nyob rau hauv lub hauv paus groove ntawm lub pons mus rau lub midbrain nyob rau hauv lub pontine cisternNws mus nyob rau hauv lub groove no los ntawm lub sab pontine ciam teb nyob ib sab mus rau qhov tawm ntawm lub abducens hlab ntsha mus rau sab sauv pontine ciam teb thiab cov tsos ntawm cov hlab ntsha oculomotor.
Cov hlab ntsha basilar tsim nyob qhov twg?
Cov hlab ntsha basilar yog cov qauv nruab nrab tsim los ntawm qhov sib txuam ntawm cov hlab ntsha vertebral. Terminally, cov basilar hlab ntsha ceg los tsim txoj cai thiab sab laug posterior cerebral hlab ntsha.
vertebral artery nyob qhov twg?
Cov hlab ntsha vertebral khiav nyias hauv sab laug thiab sab xis ntawm tus txha caj qaum hauv caj dab. Cov leeg suboccipital ntawm lub hauv paus ntawm pob txha taub hau npog cov hlab ntsha vertebral. Thaj chaw no yog daim duab peb sab suboccipital.
Lub voj voog ntawm Willis nyob qhov twg?
Lub voj voog ntawm Willis yog thaj chaw sib koom ntawm ntau cov hlab ntsha nyob hauv qab (tsis zoo) sab ntawm lub hlwb. Ntawm lub voj voog ntawm Willis, cov hlab ntsha sab hauv carotid tuaj rau hauv cov hlab ntsha me uas muab cov ntshav oxygenated rau ntau dua 80% ntawm lub paj hlwb.
