ventral aorta

ventral aorta
a single short vascular segment that, in fishes, in some amphibians, and in the embryo of higher vertebrates, connects the heart with the arteries in the pharyngeal arches. In mammalian development, it becomes continuous with the aortic arch.

Medical dictionary. 2011.

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  • ventral aorta — artery from the heart (the bulbus arteriosus) to the aortic arches, q.v …   Dictionary of ichthyology

  • aorta — (Del gr. ἀορτή, de ἀείρειν, elevar). 1. f. Anat. Arteria que nace del ventrículo izquierdo del corazón de las aves y de los mamíferos y es la mayor del cuerpo. 2. Zool. Cada una de las dos grandes arterias que nacen del ventrículo o ventrículos… …   Diccionario de la lengua española

  • ventral — (Del lat. ventrālis). adj. Perteneciente o relativo al vientre. ☛ V. aorta ventral …   Diccionario de la lengua española

  • Aorta — The largest artery in the body, the aorta arises from the left ventricle of the heart, goes up (ascends) a little ways, bends over (arches), then goes down (descends) through the chest and through the abdomen to where ends by dividing into two… …   Medical dictionary

  • Aorta — (Del gr. aorte < aeiro, elevar.) ► sustantivo femenino 1 ANATOMÍA Arteria principal que sale del ventrículo izquierdo del corazón y lleva la sangre a todas las zonas del cuerpo. 2 ZOOLOGÍA Cada una de las dos arterias que nacen del ventrículo… …   Enciclopedia Universal

  • ventral — ► adjetivo ANATOMÍA Del vientre: ■ aleta ventral. SINÓNIMO abdominal * * * ventral (del lat. «ventrālis») adj. Del vientre. * * * ventral. (Del lat. ventrālis). adj. Perteneciente o relativo al vientre. □ V …   Enciclopedia Universal

  • Aorta-gonad-mesonephros — The aorta gonad mesonephros is a region of embryonic mesoderm that develops during embryonic development from the para aortic splanchnopleura in chick, mouse and human embryos. It has been suggested that this area, in particular the ventral wall… …   Wikipedia

  • descending aorta — (Order Mysida): Major unpaired blood vessel arising ventrally near posterior end of heart. Variously branched ventrally [Stachowitsch, 1992]. (Superorder Syncarida): Aorta [Stachowitsch, 1992]. (Order Euphausiacea): Major blood vessel arising… …   Crustacea glossary

  • circulation — circulable /serr kyeuh leuh beuhl/, adj. /serr kyeuh lay sheuhn/, n. 1. an act or instance of circulating, moving in a circle or circuit, or flowing. 2. the continuous movement of blood through the heart and blood vessels, which is maintained… …   Universalium

  • human embryology — ▪ biology Introduction       the process encompassing the period from the formation of an embryo, through the development of a fetus, to birth.       The human body, like that of most animals, develops from a single cell produced by the union of… …   Universalium

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