accessory hemiazygos vein

noun
a vein formed by the union of the 4th to 7th posterior intercostal veins; empties into the azygos vein
Hypernyms: ↑vein, ↑vena, ↑venous blood vessel

Useful english dictionary. 2012.

Look at other dictionaries:

  • accessory hemiazygos vein — n a vein that drains the upper left side of the thoracic wall, descends along the left side of the spinal column, and empties into the azygos or hemiazygos veins near the middle of the thorax …   Medical dictionary

  • Accessory hemiazygos vein — Infobox Vein Name = PAGENAME Latin = vena hemiazygos accessoria GraySubject = 172 GrayPage = 664 Caption = Diagram showing completion of development of the parietal veins. (Accessory hemiazygos vein visible at center left.) Caption2 = The venæ… …   Wikipedia

  • accessory hemiazygous vein — noun a vein formed by the union of the 4th to 7th posterior intercostal veins; empties into the azygos vein • Syn: ↑accessory hemiazygos vein, ↑vena hemiazygos accessoria • Hypernyms: ↑vein, ↑vena, ↑venous blood vessel …   Useful english dictionary

  • Hemiazygos vein — Infobox Vein Name = PAGENAME Latin = vena hemiazygos GraySubject = 172 GrayPage = 667 Caption = Diagram showing completion of development of the parietal veins. (Hemiazygos vein visible at center left.) Caption2 = The venæ cavæ and azygos veins,… …   Wikipedia

  • hemiazygos vein accessory — vena hemiazygos accessoria …   Medical dictionary

  • Vein — A blood vessel that carries blood low in oxygen content from the body back to the heart. The deoxygenated form of hemoglobin (deoxyhemoglobin) in venous blood makes it appear dark. Veins are part of the afferent wing of the circulatory system… …   Medical dictionary

  • Azygos vein — Infobox Vein Name = PAGENAME Latin = vena azygos GraySubject = 172 GrayPage = 667 Caption = Superior vena cava, inferior vena cava, azygos vein and their tributaries. (Vena azygos labeled at center.) Caption2 = POSTERIOR VIEW: The position and… …   Wikipedia

  • vena hemiazygos accessoria — noun a vein formed by the union of the 4th to 7th posterior intercostal veins; empties into the azygos vein • Syn: ↑accessory hemiazygos vein, ↑accessory hemiazygous vein • Hypernyms: ↑vein, ↑vena, ↑venous blood vessel …   Useful english dictionary

  • vena hemiazygos accessoria — [TA] accessory hemiazygos vein: the descending intercepting trunk for the upper, often the fourth through the eighth, left posterior intercostal veins. It lies on the left side and at the eighth thoracic vertebra joins the hemiazygos vein or… …   Medical dictionary

  • azygos vein — n any of a system of three veins which drain the thoracic wall and much of the abdominal wall and which form a collateral circulation when either the inferior or superior vena cava is obstructed esp a vein that receives blood from the right half… …   Medical dictionary

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