Cov txheej txheem:
Video: Dab tsi yog qhov piv txwv ntawm pob khawm hom sib koom?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Cov pob qij txha raug cais raws li synovial thiab diarthrosis pob qij txha . Lub zog txav ntawm pob khawm pob qij txha yog raws ib axis uas tso cai rau flexion thiab extension. Piv txwv ntawm pob khawm pob qij txha suav nrog: pob taws, lub luj tshib, hauv caug, thiab interphalangeal pob qij txha.
Ntxiv mus, dab tsi yog qhov piv txwv ntawm pob khawm sib koom?
A pob khawm sib koom yog ib hom ntawm synovial sib koom uas suav nrog pob taws, luj tshib, thiab hauv caug pob qij txha . Pob khawm pob qij txha yog tsim los ntawm ob lossis ntau dua cov pob txha uas cov pob txha tuaj yeem txav mus raws ib lub axis kom flex lossis txuas ntxiv.
Ib yam li ntawd, pob khawm sib koom ua los ntawm dab tsi? [1] Ua pob khawm sib koom yog ua txog ntawm ob lossis ntau tus pob txha nrog cov leeg pob txha uas tau npog los ntawm pob txha mos hyaline thiab lubricated los ntawm cov kua synovial.
Ua li no, lub pob khawm sib koom zoo li cas?
Los ntawm Koj phau ntawv txhais lus. A pob khawm sib koom , kuj paub raws li ginglymus, yog a sib koom hauv cov pob txha ntawm tus tsiaj lossis tus neeg uas tso cai txav mus los hauv ib qho kev taw qhia. Pob khawm pob qij txha suav nrog pob taws, luj tshib, ntiv tes, hauv caug, thiab ntiv taw. Cov no cov leeg yog tsim thaum ob lossis ntau dua cov pob txha sib ntsib thiab txav mus raws ib qho axis kom khoov.
Dab tsi yog 4 hom pob qij txha thiab cov piv txwv?
Planar, pob khawm, pivot, condyloid, eeb, thiab pob-thiab-socket yog txhua yam ntawm cov pob qij txha synovial
- Planar Joints. Planar pob qij txha muaj cov pob txha nrog articulating nto uas tiaj tus los yog me ntsis nkhaus ntsej muag.
- Hniav Joints.
- Cov kab mob Condyloid.
- Saddle Joints.
- Pob-thiab-socket Joints.
Pom zoo:
Hom sib koom ua ke yog pob khawm sib koom tes li cas?
Synovial lub cev
Qhov txawv ntawm pob thiab lub qhov (socket) thiab pob khawm sib koom yog dab tsi?
Pob-thiab-Socket pob qij txha yog qhov txawb tshaj plaws ntawm txhua qhov sib koom tes. Lawv tso cov pob txha nrog lub taub hau pob kom txav tau dawb hauv txhua lub dav hlau, Qhov pob khawm pob qij txha tso cai txwv tsis pub txav mus los hauv ib lub dav hlau nkaus xwb. Lawv muaj peev xwm nqa tau cov khoom hnyav
Dab tsi yog qhov piv txwv ntawm Diarthrotic sib koom?
Cov pob qij txha tso cai rau tag nrho lub zog (hu ua diarthroses) suav nrog ntau cov pob txha articulation nyob rau sab sauv thiab qis qis. Piv txwv ntawm cov no suav nrog lub luj tshib, xub pwg, thiab pob taws
Cov kab mob sib koom ua ke twg yog tus cwj pwm los ntawm kev sib koom ua ke ntawm kev txav mus los thiab kev sib koom ua ke ntawm qhov hnyav ntawm cov pob qij txha uas feem ntau yog relieved los ntawm so?
Osteoarthritis feem ntau cuam tshuam rau txhais tes, qis nraub qaum, caj dab, thiab hnyav sib koom tes xws li hauv caug, lub duav, thiab ko taw
Lub pob khawm sib txawv li cas ntawm pob thiab qhov sib koom ua ke?
Pob-thiab-socket pob qij txha yog cov mobile tshaj plaws ntawm tag nrho cov synovial pob qij txha. Lawv tso cov pob txha nrog lub taub hau pob kom txav tau dawb hauv txhua lub dav hlau, Qhov pob khawm pob qij txha tso cai txwv tsis pub txav mus los hauv ib lub dav hlau nkaus xwb. Lawv muaj peev xwm nqa tau cov khoom hnyav