locus minoris resistentiae
locus minoris resistentiaeMedtalk Point of least resistance
locus minoris resistentiae (lō´kus minôr´is rēsisten´chēā),
n an area offering little resistance to invasion by microorganisms and/or their toxins. The junction between reduced enamel epithelium and oral epithelium within the epithelial wall of the gingival sulcus has been described as a weak link, providing a portal of entry for microorganisms and their toxins with initiation of pocket formation.