precava


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precava

(priːˈkɑːvə)
n
(Anatomy) the superior vena cava, the vein which carries blood from the head, chest and arms back to the heart; more generally, any cranial vena cava
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.precava - receives blood from the head and arms and chest and empties into the right atrium of the heart; formed from the azygos and both brachiocephalic veins
vena cava - either of two large veins that return oxygen-depleted blood to the right atrium of the heart
References in periodicals archive ?
The blood (10 ml per pig) was collected from the portal vein precava into heparinized polyethylene tubes (Axygen biotechnology CO.
The blood was collected from the portal vein precava into heparinized polyethylene tubes after the pigs weighted at the 14th day.