Cov pob txha mos zoo li cas hauv pob ntseg sab nraud?
Cov pob txha mos zoo li cas hauv pob ntseg sab nraud?

Video: Cov pob txha mos zoo li cas hauv pob ntseg sab nraud?

Video: Cov pob txha mos zoo li cas hauv pob ntseg sab nraud?
Video: 💥 Xov Xwm 21/3/2022 - NATO Thiab Meskas Tseem Tsaug Zog Ces Ukraine Kaws Poob Rau Lavxias Zaum No 2024, Cuaj hlis
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Elastic pob txha mos los yog pob txha mos daj yog ib hom pob txha mos uas nyob hauv pob ntseg sab nrauv, Eustachian tube thiab epiglottis. Nws muaj cov elastic fiber ntau thiab collagen hom II fibers. Cov protein tseem ceeb yog elastin.

Hauv qhov no, hom pob txha mos twg muaj nyob hauv qhov sib koom ntawm temporomandibular?

Cov TMJ Nws txawv vim nws yog tsim los ntawm fibrocartilage. Ib ntawm cov yam ntxwv tshwj xeeb ntawm fibrocartilage yog tias nws muaj ob qho tib si hom I thiab II Collagens, piv rau articular hyaline pob txha mos , uas tsuas muaj hom II Collagen.

Tsis tas li ntawd, hom pob txha mos twg yog cov leeg pob txha? Articular pob txha mos yog hyaline pob txha mos thiab yog 2 mus rau 4 hli tuab. Tsis zoo li feem ntau cov ntaub so ntswg, pob txha pob txha mos tsis muaj cov hlab ntsha, paj hlwb, lossis lymphatics. Nws yog tsim los ntawm tuab extracellular matrix (ECM ) nrog kev sib faib me me ntawm cov hlwb tshwj xeeb hu ua chondrocytes.

Kuj tseem paub, qhov chaw twg hauv tib neeg lub cev muaj cov pob txha mos elastic?

Elastic pob txha mos muaj nyob hauv epiglottis (ib feem ntawm lub ntsws ) thiab pinnae (cov pob ntseg sab nraud flaps ntawm ntau hom tsiaj, suav nrog tib neeg).

Dab tsi ntawm pob txha mos pom nyob rau hauv epiglottis?

Lub epiglottis yog ua los ntawm cov pob txha mos uas tau npog nrog cov hnoos qeev, txuas rau ntawm qhov nkag ntawm lub ntsws . Nws ua haujlwm nce thiab rov qab tom qab nplaig thiab pob txha hyoid.

Pom zoo: