Kev phais tshem lub plab mog yog ib qho kev phais mob nyuaj heev uas ua rau qee cov mob qog nqaij hlav poj niam uas mob hnyav heev lossis rov tshwm sim dua (feem ntau yog mob qog nqaij hlav ntawm lub caj dab, qhov chaw mos, qhov chaw mos, lossis qhov chaw mos) thaum tus kab mob tsuas yog nyob rau hauv lub plab mog tab sis tsis tuaj yeem tswj tau los ntawm kev siv hluav taws xob lossis tshuaj kho mob qog nqaij hlav xwb.
Nws suav nrog kev tshem tawm tag nrho cov kab mob hauv lub plab mog (zais zis, zis, qhov quav, qhov quav, thiab tej zaum yuav suav nrog kev tshem tawm cov kab mob hauv lub cev yug me nyuam) kom ua tiav qhov mob qog noj ntshav tag nrho, tshwj xeeb tshaj yog thaum cov qog tau nkag mus rau hauv lub zais zis, qhov quav, lossis ib feem ntawm txoj hnyuv. Kev rho tawm lub plab mog yuav muab sijhawm kho tau yog tias txhua txoj kev xaiv lwm yam tau siv tag lawm.