pob qij txha yog hais txog lub network ntawm cov pob txha, pob txha mos, ligaments, thiab tendons uas txuas rau ntau qhov chaw ntawm tib neeg lub cev. Cov pob qij txha yog qhov tseem ceeb rau kev txav mus los, muab kev yooj yim thiab ruaj khov.
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