Mandibular condylar pob txha mos ua lub luag haujlwm tseem ceeb hauv kev sib koom ua ke ntawm temporomandibular (TMJ), uas suav nrog kev ua kom yooj yim articulation nrog TMJ disc, txo cov pob txha hauv qab, thiab pab rau pob txha. kev hloov kho.
Dab tsi yog yam ntxwv ntawm mandibular condyle?
Cov kab mob ntawm lub cev ntawm lub mandibular condyle yog npog nrog pob txha mos uas yog muaj feem ntau ntawm collagen fibers thiab proteoglycans. Qhov kev tsim kho no ua rau muaj viscoelastic cov lus teb rau kev thauj khoom thiab ua rau cov pob txha mos ua lub luag haujlwm tseem ceeb hauv kev ntxhov siab thaum ua haujlwm.
Lub hom phiaj ntawm palpating lub temporomandibular sib koom yog dab tsi?
txheej txheem yog hnov los ntawm cov leeg masseter. Kev palpation ntxiv yog ua tiav rau elicit hauv zos rhiab ntawm qee cov leeg masticatory, cov tshuaj ntsiav thiab pob txha nyob ib ncig ntawm cov hniav. Cov leeg masseter tuaj yeem palpated ntawm qhov qhib qhov ncauj thiab tuav cov hniav.
Vim li cas mandibular fossa tseem ceeb?
Lub mandibular fossa yog kab noj hniav hauv cov pob txha ntawm lub cev uas ua rau muaj kev cuam tshuam nrog cov mandibular condyle. Lub mandibular fossa ntawm lub cev nqaij daim tawv ciam teb nrog articular tubercle nyob rau hauv pem hauv ntej thiab yog sib cais los ntawm sab nraud acoustic meatus los ntawm lub tympanic ib feem ntawm cov pob txha nyob rau hauv lub backside.
Dab tsi yog mandibular condyle articulate nrog?
Lub mandibular condyle, npog los ntawmIb txheej nyias ntawm fibrocartilage, yog cov qauv txav loj hauv TMJ. Nws hais tawm tsam lub glenoid fossa, tseem hu ua mandibular fossa, uas yog ib feem ntawm cov pob txha sab sauv.
