The median cubital and cephalic vein cephalic vein Nyob rau hauv tib neeg lub cev, lub cephalic leeg yog ib tug superficial vein nyob rau hauv caj npab. Nws sib txuas lus nrog cov hlab ntsha basilic ntawm qhov nruab nrab cubital leeg ntawm lub luj tshib thiab nyob rau hauv lub fascia superficial raws anterolateral nto ntawm lub biceps. https://en.wikipedia.org › wiki › Cephalic_vein
cephalic leeg - Wikipedia
s yog qhov nyiam rau kev kuaj ntshav, tab sis lwm yam caj npab thiab tes leeg yuav siv tau. Cov hlab ntsha cephalic nyob rau ntawm sab caj npab (radial) sab caj npab, thiab cov hlab ntsha basilic nyob rau ntawm qhov nruab nrab (ulnar) sab.
3 txoj hlab ntsha tseem ceeb yog dab tsi?
Qhov chaw antecubital ntawm caj npab feem ntau yog thawj qhov kev xaiv rau kev ua haujlwm venipuncture. Qhov chaw no muaj peb cov hlab ntsha feem ntau siv los ntawm phlebotomist kom tau cov ntshav venous: nruab nrab cubital, cephalic thiab basilic veins.
Cov hlab ntsha twg yog cov ntshav ib txwm sau los ntawm?
ntshav feem ntau tau los ntawm cov hlab ntsha ntawm sab sauv. Qhov nruab nrab qhov cubital leeg, uas nyob rau hauv lub cubital fossa anterior mus rau lub luj tshib, nyob ze rau ntawm daim tawv nqaij tsis muaj ntau cov hlab ntsha loj nyob ze.
Yuav ua li cas yog ntshav tawm ntawm cov hlab ntsha?
Kau ntshav los ntawm cov hlab ntsha feem ntau mob ntau dua li kos los ntawmleeg. Cov hlab ntsha yog tob tshaj cov leeg, thiabmuaj cov hlab ntsha rhiab nyob ze. Koj kuj yuav hnov mob taub hau, kiv taub hau, kiv taub hau, lossis xeev siab thaum koj cov ntshav kos.
Dab tsi yog qhov txawv ntawm cov ntshav venous thiab capillary?
Nws paub zoo tias cov ntshav capillary muaj hemoglobin thiab hematocrit ntau dua li cov ntshav venous. Cov dej tau tawm hauv cov hlab ntsha thaum lub sij hawm dhau los ntawm cov hlab ntsha thiab tau absorbed tom qab hauv cov venules dua.
