Video: Cov hlab ntsha occipital muab dab tsi?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Cov occipital hlab ntsha tshwm sim los ntawm sab nrauv carotid cov leeg ntxeev lub ntsej muag cov leeg . Nws txoj hauv kev yog hauv qab plab tom qab ntawm plab zom mov mus rau occipital cheeb tsam Qhov no cov hlab ntsha muab ntshav mus rau sab nraum qab ntawm tawv taub hau thiab cov leeg nqaij sternocleidomastoid, thiab cov leeg sib sib zog nqus hauv nraub qaum thiab caj dab.
Xav txog qhov no, dab tsi ua rau posterior auricular artery mov?
Posterior auricular hlab ntsha . Cov posterior auricular hlab ntsha nrog nws cov ceg khoom siv digastric, stylohyoid thiab sternocleidomastoid cov leeg, cov qog nqaij hlav parotid, kab noj hniav tympanic, lub ntsej muag lub ntsej muag, thiab mastoid antrum cells.
Ib tus kuj tseem yuav nug tau, qhov twg yog cov hlab ntshav occipital nyob qhov twg? occipital hlab ntsha . Ib ceg ntawm sab nrauv carotid, tus occipital hlab ntsha pib hauv caj dab thiab khiav mus rau tom qab taub hau. Nws thauj cov ntshav oxygenated mus rau ntau thaj tsam. Qhov no suav nrog cov tawv taub hau nyob tom qab ntawm lub taub hau, nrog rau cov leeg nyob ib sab ntawm sternomastoid, cov leeg nyob ib sab ntawm lub caj dab.
dab tsi yog lub vertebral artery mov?
Cov vertebral cov hlab ntsha yog cov loj cov hlab ntsha ntawm caj dab. Feem ntau, cov vertebral cov hlab ntsha keeb kwm los ntawm subclavian cov hlab ntsha . Raws li kev muab khoom tivthaiv ntawm vertebrobasilar vascular system, lub vertebral hlab ntsha muab khoom ntshav mus rau tus txha nqaj qaum, lub paj hlwb, cerebellum, thiab tom qab ib feem ntawm lub hlwb.
Dab tsi yog qhov tob ntawm lub ncauj tsev menyuam cov hlab ntsha?
Lub ncauj tsev menyuam sib sib zog nqus . Cov tob cervical hlab ntsha (latin: arteria cervicalis profunda) yog ib ceg ntawm lub cev pob txha pob kws khoom siv cov tob cov leeg thiab cov leeg txha caj qaum hauv thaj tsam caj dab. Yuav kom xaus, cov cov khoom siv hauv ncauj tsev menyuam sib sib zog nqus cov tob cov leeg ntawm caj dab thiab nraub qaum, nrog rau ncauj tsev menyuam tus txha nqaj qaum.
Pom zoo:
Dab tsi yog qhov txawv ntawm cov hlab ntsha thiab cov hlab ntsha capillaries?
Piav qhia: Cov hlab ntshav nqa ntshav nyob hauv siab los ntawm lub plawv mus rau cov kabmob thiab cov nqaij. Lawv cov phab ntsa feem ntau yog tuab dua li cov leeg. Capillaries yog qhov sib txuas ntawm cov hlab ntsha thiab cov leeg thiab me me heev, Cov ntaub so ntswg qee zaum pom tawm thiab rov nco qab los ntawm cov qog ntshav thiab rov qab los rau cov leeg ntshav
Cov hlab ntsha hlab ntsha thiab cov hlab ntshav muaj dab tsi?
Cov hlab ntsha nqa ntshav tawm ntawm lub plawv; Lub ntsiab hlab ntsha yog aorta. Capillaries nqa ntshav tawm ntawm lub cev thiab pauv cov as-ham, pov tseg, thiab oxygen nrog cov ntaub so ntswg ntawm qib cellular. Cov leeg ntshav yog cov hlab ntshav uas coj cov ntshav rov qab los rau hauv lub plawv thiab tso ntshav tawm ntawm cov kabmob thiab cov ceg
Puas yog Neuroglia tsim cov hlab ntsha hauv cov hlab ntsha hauv nruab nrab cov hlab ntsha?
Muaj plaub hom neuroglia pom nyob hauv nruab nrab lub paj hlwb: Astrocytes - tswj cov ntshav lub hlwb teeb meem thiab khaws cov tshuaj ib puag ncig los ntawm kev siv cov ions rov qab thiab cov tshuaj xa xov mus rau lub cev. Oligodendrocytes - myelinate axons nyob rau hauv lub hauv nruab nrab lub paj hlwb thiab muab tag nrho cov txheej txheem txheej txheem
Dab tsi yog cov hlab ntsha thiab cov hlab ntsha capillaries?
Cov hlab ntsha nqa ntshav tawm ntawm lub plawv; Lub ntsiab hlab ntsha yog aorta. Capillaries nqa ntshav tawm ntawm lub cev thiab pauv cov as-ham, pov tseg, thiab oxygen nrog cov ntaub so ntswg ntawm qib cellular. Cov leeg ntshav yog cov hlab ntshav uas coj cov ntshav rov qab los rau hauv lub plawv thiab tso ntshav tawm ntawm cov kabmob thiab cov ceg
Dab tsi yog cov hlab ntsha tseem ceeb ntawm cov hlab ntsha?
Cov hlab ntsha, cov hlab ntsha thiab lymphatic system yog cov hlab ntsha tseem ceeb hauv lub cev circulating system. parasympathetic - lub luag haujlwm rau vasoconstriction