| 释义 |
azygos vein
Thesaurus| Noun | 1. |  azygos vein - one of a system of veins that drain the thoracic and abdominal walls; arises as a continuation of the right ascending lumbar vein and terminates in the superior vena cavaazygous vein, vena azygosvein, vena, venous blood vessel - a blood vessel that carries blood from the capillaries toward the heart; "all veins except the pulmonary vein carry unaerated blood" |
azygos vein
azygos vein[ā′zī·gəs ‚vān] (anatomy) A branch of the right precava which drains the intercostal muscles and empties into the superior vena cava. azygos vein
azygos [az´ĭ-gos] any unpaired part, as the azygos vein.azygous.azygos vein a vein beginning in the abdomen as a continuation of the ascending lumbar vein; it and its tributaries serve as vessels for the return of blood from the thorax to the vena cava" >superior vena cava. The azygos vein also serves as a connecting link, through the ascending lumbar vein, between the venae cavae returning blood from above and below the heart. See anatomic Table of Veins in the Appendices.az·y·gos vein [TA] vein arising from the merger of the right ascending lumbar vein with the right subcostal vein and often a communication with the inferior vena cava; ascends through the aortic hiatus of the diaphragm or its right crus; it runs along the right side of the thoracic vertebral bodies in the posterior mediastinum, and terminates by arching anteriorly over the root of the right lung to enter the posterior aspect of the superior vena cava. Synonym(s): vena azygos [TA], azygos (2) , vena azygos majoraz·y·gos vein (az'i-gŏs vān) [TA] Arises from the merger of the right ascending lumbar vein with the right subcostal vein and often a communication with the inferior vena cava; ascends through the aortic hiatus of the diaphragm or its right crus; it runs along the right side of the thoracic vertebral bodies in the posterior mediastinum, and terminates by arching anteriorly over the root of the right lung to enter the posterior aspect of the superior vena cava.
Synonym(s): azygos (2) .See AZV
See AZVazygos vein
Related to azygos vein: thoracic duct, hemiazygos veinSynonyms for azygos veinnoun one of a system of veins that drain the thoracic and abdominal wallsSynonymsRelated Words- vein
- vena
- venous blood vessel
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