Medical Definition of Spiral septum

1. A septum dividing the embryonic bulbus cordis into pulmonary and aortic outflow tracts from the developing heart; the distal spiral septum is derived from the right and left endocardial cushions and so separates the pulmonary and aortic orifices; the proximal spiral septum is the portion of the septum that is incorporated into the membranous part of the interventricular septum. (05 Mar 2000)

Lexicographical Neighbors of Spiral Septum

spiral groove
spiral hyphae
spiral joint
spiral lamina
spiral ligament of cochlea
spiral line
spiral membrane
spiral nebula
spiral of Archimedes
spiral organ
spiral plate
spiral prominence
spiral ratchet screwdriver
spiral septum (current term)
spiral spring
spiral staircase
spiral staircases
spiral suture
spiral tip catheter
spiral tubule
spiral valve of cystic duct
spiral vein of modiolus
spiral wrack

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