Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.
inferior vena cava. adj., adj postca´val.
in·fer·i·or ve·na ca·va(IVC) (in-fēr'ē-ŏr vē'nă kā'vă)
Receives the blood from the lower limbs and the greater part of the pelvic and abdominal organs; it begins at the level of the fifth lumbar vertebra on the right side by the merger of the right and left common iliac veins, pierces the diaphragm at the level of the eighth thoracic vertebra, and empties into the posteroinferior aspect of the right atrium of the heart.