Thaum lub sijhawm ua haujlwm, ib qho nyuaj- lub vaj huam sib luag hloov tau yooj yim tuaj yeem kho nws qhov nruj thiab hloov pauv raws li qhov xav tau ntawm sab nraud quab yuam thiab kev ntxhov siab. Thaum raug rau lub teeb lub zog, qhov nruj - lub vaj huam sib luag hloov tau nthuav tawm qhov yooj yim, hloov mus rau sab nraud quab yuam nrog qee qhov deformation thiab yooj, yog li muab cov cushioning thiab poob siab. Thaum raug rau cov quab yuam loj, lub vaj huam sib luag nthuav tawm rigidity, tso cai rau nws ua haujlwm hnyav dua thaum tuav qee theem ntawm lub zog thiab ruaj khov.
