Cov txheej txheem:

Dab tsi yog qhov mastoid ib feem ntawm lub cev pob txha?
Dab tsi yog qhov mastoid ib feem ntawm lub cev pob txha?

Video: Dab tsi yog qhov mastoid ib feem ntawm lub cev pob txha?

Video: Dab tsi yog qhov mastoid ib feem ntawm lub cev pob txha?
Video: Kob Zis Qhia Dabtsi Txog Lub Cev? by Ncais 2024, Lub Xya hli ntuj
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Cov mastoid ib feem ntawm cev cev yog rov qab ib feem ntawm cev cev . Nws qhov ntxhib nto muab txuas rau ntau cov leeg thiab nws muaj qhov qhib rau kev xa cov hlab ntshav. Los ntawm nws cov ciam teb, tus mastoid articulates nrog ob lwm yam pob txha.

Hauv qhov no, dab tsi yog txheej txheem mastoid ntawm pob txha lub sijhawm?

Cov txheej txheem mastoid yog pyramidal bony projection los ntawm ntu tom qab ntawm cev cev . Tus ciam teb zoo tshaj ntawm mastoid ib feem ntawm cev cev articulates nrog parietal pob txha.

Tsis tas li ntawd, dab tsi pob txha muaj mastoid sinuses? Cov mastoid yog ib feem ntawm lub cev nqaij daim tawv pob txha uas lies superior rau nruab nrab pob ntseg kab noj hniav. Cov mastoid tau ua tiav nrog cov kab ke ntawm kev sib txuas ntawm cov cua uas muaj cov cell.

Hauv qhov no, dab tsi yog qhov ntawm cov pob txha ntawm lub cev?

Txhua pob txha ntawm lub cev muaj plaub ntu: petrous, mastoid, tympanic, thiab squamous qhov chaw

  • Petrous ib feem ntawm lub cev pob txha.
  • Squamous ib feem ntawm lub cev pob txha.
  • Mastoid ib feem ntawm lub cev pob txha.
  • Tympanic ib feem ntawm lub cev pob txha.
  • Sab nraud acoustic meatus.

Dab tsi yog qhov ntsug ntawm cov pob txha sab cev nqaij daim tawv hu ua?

Squamous Ib feem ntawm Temporal Bone . Smooth thiab convex, nws extends medially thiab tob qab lub zygomatic ua koov. Kuj suav tias yog ntsug feem ntawm pob txha , nws yog anterior thiab superior feem ntawm pob txha.

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