veins
type: Concept
broader: blood vessels
preferred label: laskimot @fi
preferred label: venerna @sv

arteries
type: Concept
broader: blood vessels
preferred label: artärerna @sv
preferred label: valtimot @fi

blood vessels
type: Concept
broader: circulatory system
in scheme: conceptscheme
narrower: arteries
narrower: veins
preferred label: blodkärl @sv
preferred label: verisuonet @fi

circulatory system
type: Concept
narrower: blood vessels
preferred label: verenkiertoelimet @fi
preferred label: cirkulationsorganen @sv