accessory hemiazygos vein
A vein that is formed by the union of the fourth to seventh left posterior intercostal veins, passes along the fifth, sixth, and seventh thoracic vertebrae, crosses the midline behind the aorta, esophagus, and thoracic duct, and empties into the azygos vein.
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Inter- vs Intra-What’s the difference between the interstate highway and the intrastate highway? Inter- is a prefix that means between two groups, and intra- is a prefix which means within or inside one group. Inter- and intra- are both prefixes, which are groups of letters that are placed at the beginning of a word in order to change its meaning. Inter- Inter- is a common prefix that …
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