Noun
The word is derived from vena
of Vena
Source: Webster's dictionaryThough considerable variation exists, and peak flows in the venae cavae have been found between 0.1 m/s and 0.45 m/s. citation *The smooth muscles of hollow internal organs are moving. Source: Internet
The superior and inferior venae cavae carry relatively deoxygenated blood from the upper and lower systemic circulations, respectively. Source: Internet
The absence of such a division in living amphibian species may be partly due to the amount of respiration that occurs through the skin; thus, the blood returned to the heart through the venae cavae is already partially oxygenated. Source: Internet