vena cava(redirected from inferior (IVC))
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vena[ve´nah] (pl. ve´nae) (L.)
vein (see also Appendix 2-6).
inferior vena cava the venous trunk for the lower extremities and the pelvic and abdominal viscera; it empties into the right atrium of the heart. See Appendix 2-6.
superior vena cava the venous trunk draining blood from the head, neck, upper extremities, and chest; it empties into the right atrium of the heart. See Appendix 2-6.
n. pl. venae cavae (kā′vē)
Either of two large veins that drain blood from the upper body and from the lower body and empty into the right atrium of the heart.
vena ca′val (-vəl) adj.
[vē′nə kā′və] pl. venae cavae
Etymology: L, vena, vein, cavum, cavity
vena cava(pl. venae cavae) one of the two major veins of the BLOOD CIRCULATORY SYSTEM that carry blood from other veins to the right atrium of the HEART. The inferior vena cava receives blood from parts of the body below the diaphragm; the superior vena cava drains blood from all parts of the body above the diaphragm.
The large vein that drains directly into the heart after gathering incoming blood from the entire body.
Mentioned in: Adrenalectomy
pl. venae [L.] vein. See also Table 15.
caudal vena caval syndrome
see caudal vena caval thrombosis.
one of the large vessels emptying venous blood into the right atrium; includes cranial and caudal venae cavae.
vena cava spontaneous rupture
recorded as a cause of sudden death in horses.
vena cava thrombophlebitis
due usually to spread from a hepatic abscess; a common precursor to vena caval syndrome.
vena caval hiatus
see vena cava foramen.
vena caval syndrome
see caval syndrome.
persistent left cranial vena cava
an uncommon anomaly in dogs, often associated with other vascular anomalies such as persistent right aortic arch and tetralogy of Fallot.
posterior vena cava
caudal vena cava.
cranial vena caval venipuncture
a technique for blood sample collection in pigs; a needle is inserted into the cranial vena cava near the thoracic inlet.