![Olecranon nyob qhov twg? Olecranon nyob qhov twg?](https://i.answers-medical.com/preview/medical-health/14011219-where-is-the-olecranon-located-j.webp)
Video: Olecranon nyob qhov twg?
![Video: Olecranon nyob qhov twg? Video: Olecranon nyob qhov twg?](https://i.ytimg.com/vi/Ol03MboQVvg/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Qauv. Nws yog nyob nyob rau sab sauv (sib thooj) kawg ntawm ulna, ib ntawm ob lub pob txha nyob rau hauv lub forearm. Thaum txhais tes tig rau pem hauv ntej (supination) lub olecranon ntsej muag mus rau sab nraum qab (posteriorly).
Ntxiv mus, qhov olecranon fossa nyob qhov twg?
Anatomical cov ntsiab lus ntawm pob txha The olecranon fossa yog kev sib sib zog nqus daim duab peb sab ntawm sab nraub qaum ntawm lub humerus, zoo dua rau trochlea, uas yog qhov ua siab tshaj ntawm olecranon tau txais thaum lub sijhawm txuas ntxiv ntawm caj npab.
Tom qab ntawd, lo lus nug yog, puas yog olecranon ib feem ntawm cov humerus? Cov olecranon yog ib feem ntawm ulna tias "khob" qhov qis kawg ntawm humerus , tsim lub pob khawm rau kev txav lub luj tshib. Lub pob "pob" ntawm olecranon tuaj yeem hnov tau yooj yim hauv qab ntawm daim tawv nqaij vim tias nws tau npog los ntawm tsuas yog txheej nyias nyias ntawm cov nqaij.
Hais txog qhov no, qhov twg yog qhov txheej txheem olecranon?
Qhov projection uas ua rau ciam teb sab sauv ntawm qhov kev txiav txim siab no hu ua olecranon txheej txheem ; nws hais tom qab ntawm humerus hauv olecranon fossa thiab tej zaum yuav hnov zoo li lub luj tshib.
Dab tsi cov leeg txuas rau cov txheej txheem olecranon?
Lub olecranon yog ib qho tseem ceeb ntawm lub cev ua ulna uas sawv cev rau cov pob txha feem ntau proximal posterior nto ntawm lub luj tshib. Thaum lub olecranon yog qhov chaw txuas rau ntau pab pawg leeg suav nrog cov flexor carpi ulnaris thiab anconeus, cov leeg txuas loj yog qhov ntawm triceps.
Pom zoo:
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