precava


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precava

 [pre-ka´vah]
superior vena cava. adj., adj preca´val.

precava

/pre·ca·va/ (-ka´vah) the superior vena cava.preca´val

su·pe·ri·or ve·na ca·va

(sŭ-pēr'ē-ŏr vē'nă kā'vă)
Returns blood from the head and neck, upper limbs, and thorax to the posterosuperior aspect of the right atrium; formed in the superior mediastinum by union of the two brachiocephalic veins.
Synonym(s): vena cava superior [TA] , precava.

precava

the anterior vena cava.