Definitions
from The Century Dictionary.
- noun A left vertebral or azygous vein which has broken its primitive connection with the left superior caval vein, as in man, whose left azygous vein is turned into the right azygous vein, and is called the vena azygos minor.
Etymologies
Sorry, no etymologies found.
Support
Help support Wordnik (and make this page ad-free) by adopting the word hemiazygos.
Examples
-
It usually receives the left bronchial vein, and sometimes the left superior phrenic vein, and communicates below with the accessory hemiazygos vein.
VII. The Veins. 3c. The Veins of the Upper Extremity and Thorax 1918
-
It receives the hemiazygos veins, several esophageal, mediastinal, and pericardial veins, and, near its termination, the right bronchial vein.
VII. The Veins. 3c. The Veins of the Upper Extremity and Thorax 1918
-
The Bronchial Veins (vv. bronchiales) return the blood from the larger bronchi, and from the structures at the roots of the lungs; that of the right side opens into the azygos vein, near its termination; that of the left side, into the highest left intercostal or the accessory hemiazygos vein.
VII. The Veins. 3c. The Veins of the Upper Extremity and Thorax 1918
-
It either crosses the body of the eighth thoracic vertebra to join the azygos vein or ends in the hemiazygos.
VII. The Veins. 3c. The Veins of the Upper Extremity and Thorax 1918
-
The intercostal veins on the left side, below the upper three intercostal spaces, usually form two trunks, named the hemiazygos and accessory hemiazygos veins.
VII. The Veins. 3c. The Veins of the Upper Extremity and Thorax 1918
-
The Accessory Hemiazygos Vein (v. hemiazygos accessoria; vena azygos minor superior) descends on the left side of the vertebral column, and varies inversely in size with the highest left intercostal vein.
VII. The Veins. 3c. The Veins of the Upper Extremity and Thorax 1918
-
It contains the thoracic part of the descending aorta, the azygos and the two hemiazygos veins, the vagus and splanchnic nerves, the esophagus, the thoracic duct, and some lymph glands.
-
Behind it in this region are the vertebral column, the right intercostal arteries, and the hemiazygos veins as they cross to open into the azygos vein; in front of it are the diaphragm, esophagus, and pericardium, the last being separated from it by a recess of the right pleural cavity.
-
The Hemiazygos Vein (v. hemiazygos; vena azygos minor inferior) begins in the left ascending lumbar or renal vein.
VII. The Veins. 3c. The Veins of the Upper Extremity and Thorax 1918
-
It receives veins from the three or four intercostal spaces between the highest left intercostal vein and highest tributary of the hemiazygos; the left bronchial vein sometimes opens into it.
VII. The Veins. 3c. The Veins of the Upper Extremity and Thorax 1918
Comments
Log in or sign up to get involved in the conversation. It's quick and easy.