![Dab tsi yog nyob rau hauv daim duab peb sab posterior ntawm lub caj dab? Dab tsi yog nyob rau hauv daim duab peb sab posterior ntawm lub caj dab?](https://i.answers-medical.com/preview/medical-health/14166997-what-is-in-the-posterior-triangle-of-the-neck-j.webp)
Video: Dab tsi yog nyob rau hauv daim duab peb sab posterior ntawm lub caj dab?
![Video: Dab tsi yog nyob rau hauv daim duab peb sab posterior ntawm lub caj dab? Video: Dab tsi yog nyob rau hauv daim duab peb sab posterior ntawm lub caj dab?](https://i.ytimg.com/vi/Ja9GpztgK0c/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Cov ciam teb ntawm posterior daim duab peb sab ntawm lub caj dab tau tsim los ntawm cov leeg nqaij trapezius tom qab, sternocleidomastoid cov leeg ua ntej, thiab cov leeg omohyoid tsis zoo. Lub ru tsev yog tsim los ntawm fascia, thiab hauv pem teb yog tsim los ntawm splenius capitus, levator scapulae, thiab cov leeg nqaij scalene.
Tsis tas li lo lus nug yog, peb lub dab dab dab dab tsi?
Daim duab peb sab qhov chaw nyob pem hauv ntej ntawm no nqaij yog hu ua anterior daim duab peb sab ntawm lub caj dab; thiab qhov qab nws, tus posterior daim duab peb sab ntawm lub caj dab . Daim duab peb sab pem hauv ntej tau muab faib ua cov leeg, carotid, submandibular thiab submental thiab tom qab mus rau hauv occipital thiab subclavian triangles.
Kuj Paub, qhov kev faib tawm ntawm daim duab peb sab ntawm lub caj dab muaj Salivary Glands? Cov submandibular daim duab peb sab yog nyob rau hauv qab lub cev ntawm mandible. Nws muaj cov lub caj pas submandibular ( qaub ncaug ), thiab lymph nodes. Lub ntsej muag leeg ntshav thiab leeg ntshav kuj hla dhau thaj chaw no.
Hais txog qhov no, cov leeg nqaij tom qab yog dab tsi?
Cov tom qab daim duab peb sab yog ib feem loj ntawm cov leeg nyob tom qab ntawm sternocleidomastoid nqaij uas txuas los ntawm qab pob ntseg mus rau sab saum toj ntawm lub xub pwg ntawm txhua sab ntawm caj dab . Cov cov leeg koom nrog ntawm no suav nrog hauv ntej, nruab nrab, thiab tom qab scalene cov leeg . Lawv ua hauj lwm kom elevate thawj rib pob txha.
Ntawm cov leeg twg hauv daim duab peb sab tom qab ntawm lub caj dab puas lub brachial plexus tshwm sim?
Cov ceg ntawm lub cervical plexus tshwm sim los ntawm cov posterior daim duab peb sab ntawm lub caj dab ntawm Erb's point. Lub ntsiab lus no pom nyob nruab nrab ntawm txoj kev tom qab ciam teb ntawm sternocleidomastoid nqaij thiab kwv yees li 2-3 cm siab dua qhov clavicle. Raws li tau hais, lub ncauj tsev menyuam plexus muaj lub cev thiab nqaij ceg.
Pom zoo:
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Qhov twg ntawm cov leeg nqaij leeg nyob hauv Suboccipital daim duab peb sab?
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Hauv pem teb ntawm daim duab peb sab yog tsim los ntawm sab nraub qaum ntawm daim ntawv thiab tom qab atlanto-occipital membrane. Daim duab peb sab suboccipital muaj cov kab rov tav (ntu thib peb) ntawm cov leeg leeg leeg, dorsal ramus ntawm C1 tus txha nqaj qaum (suboccipital paj), thiab suboccipital plexus ntawm cov leeg
Dab tsi yog qhov tseem ceeb ntawm daim duab peb sab anterior ntawm lub caj dab?
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Muaj ntau qhov teeb meem vascular tseem ceeb hauv daim duab peb sab ua ntej. Feem ntau cov hlab ntsha carotid bifurcates nyob rau hauv daim duab peb sab mus rau sab nraud thiab sab hauv carotid ceg. Internal jugular vein kuj tuaj yeem pom nyob rau hauv cheeb tsam no - nws yog lub luag haujlwm rau venous kua ntawm lub taub hau thiab caj dab
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Daim duab peb sab ntawm Calot yog ib qho tseem ceeb thaj chaw uas nws ciam teb muaj xws li cov kab mob hepatic medially, lub cystic duct tom qab, thiab cov ntug qis ntawm lub siab zoo dua
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Superior vena cava