proper plantar digital artery http://upload.wikimedia.org/wikipedia/commons/3/3e/Gray555.png http://upload.wikimedia.org/wikipedia/commons/a/a9/Gray1237.svg UBERON:0004540 arteriae digitales plantares propriae plantar digital artery proper proper plantar digital arteries MA:0001968 Wikipedia:Proper_plantar_digital_arteries FMA:71564 EMAPA:37219 arteriae digitales plantares propriae the MA term, even though plural, represents the singular, as it is an isa child of artery. We use the FMA set term as it is the closest match, but the semantics of set terms are unclear set of plantar digital arteries proper plantar digital artery