ascending artery as·cend·ing artery (ə-sěn’dĭng)
The branch of the ileocolic artery that communicates with a branch of the colic artery and supplies the ascending colon.
- Ascending colon
the first portion of the colon, beginning at the cecum in the lower right abdominal cavity and continuing upward along the right posterior abdominal wall to approximately the lower ribs. Historical Examples Several cases of recovery from wounds of the cæcum and ascending colon are recounted below. Surgical Experiences in South Africa, 1899-1900 George Henry […]
- Ascending degeneration
ascending degeneration ascending degeneration n. The degeneration of nerve fibers progressing toward the spinal cord or brain from the point of injury.
- Ascending lumbar vein
ascending lumbar vein ascending lumbar vein n. A vein that arises from the sacral and lumbar veins and at the diaphragm becomes the azygos vein on the right side and the hemiazygos vein on the left.
- Ascending node
the node through which an orbiting body passes as it moves to the north (opposed to ). Historical Examples The position of the ascending node, or the point where the comet crossed the terrestrial orbit. Off on a Comet Jules Verne When passing to the north of the ecliptic, it is called the ascending node; […]