aortic arch syndrome
aortic arch syndrome n.
Obstruction of the branches of the aortic arch caused by thrombosis.
- Aortic atresia
aortic atresia aortic atresia n. The congenital absence of the normal valvular orifice into the aorta.
- Aortic bulb
aortic bulb aortic bulb n. The dilated first part of the aorta containing the aortic semilunar valves and the aortic sinuses.
- Aortic body
aortic body aortic body n. One of the small bilateral structures, attached to a small branch of the aorta near its arch, and containing chemoreceptors that respond primarily to decreases in blood oxygen concentration.
- Aortic foramen
aortic foramen aortic foramen n. The opening in the diaphragm through which the aorta and thoracic duct pass.