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Azygos (impar), from the Greek άζυξ, refers to an anatomical structure that is unpaired. This is relatively unusual, as most elements of anatomy reflect bilateral symmetry . Azygos may refer to:
The "arch of the azygos vein" (arcus venae azygos) is an important anatomic landmark. As an anatomical variation in 1–2% of the population, the arch can be displaced laterally, thereby creating a pleural septum separating an azygos lobe from the upper lobe of the right lung. The origin and anatomical course of the azygos vein are quite variable.
Azygos lobe on chest X-ray. Arrowheads show the delineation of the lobe. Arrow points to the azygos vein. In human anatomy, an azygos lobe is a normal anatomical variation of the upper lobe of the right lung. [1] It is seen in 0.3% of the population. [2]
The inferior phrenic veins drain the diaphragm and follow the course of the inferior phrenic arteries; . the right ends in the inferior vena cava;; the left is often represented by two branches,
The carina is a cartilaginous ridge separating the left and right main bronchi that is formed by the inferior-ward and posterior-ward prolongation of the inferior-most tracheal cartilage.
Large veins that are considered part of the portal venous system are the: . Hepatic portal vein; Splenic vein; Superior mesenteric vein; Inferior mesenteric vein; The superior mesenteric vein and the splenic vein come together to form the actual hepatic portal vein.
The cognates in the table below share meanings in English and Spanish, but have different pronunciation. Some words entered Middle English and Early Modern Spanish indirectly and at different times. For example, a Latinate word might enter English by way of Old French, but enter Spanish directly from Latin. Such differences can introduce ...
Identifiable traits of this lack of fluency include reliance on code-switching, English loanwords, and generally speaking Spanish in the manner stereotypically associated with foreigners. According to El Heraldo de Chihuahua [ es ] , pochos are looked upon in Mexico "with a mixture of curiosity and contempt". [ 6 ]