| 释义 |
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vena [ve´nah] (pl. ve´nae) (L.) vein (see also Appendix 2-6).vena ca´va the inferior vena cava and superior vena cava considered as a unit. See 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.ThesaurusSeevena |