Medical Definition of Pars membranacea septi interventricularis

1. Part of the fibrous skeleton of the heart which is seen as a small, thin, round or oval nonmuscular area at the superior end of the interventricular septum; it lies just below and is continuous with the portion of the fibrous ring of the aortic valve supporting the anterior and posterior cusps, and with the right fibrous trigone; the atrioventricular bundle of conducting tissue courses along its dorsal margin and bifurcates at its inferior margin into the right and left crura. Synonym: pars membranacea septi interventricularis, membranous septum, septum membranaceum ventriculorum. (05 Mar 2000)

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Lexicographical Neighbors of Pars Membranacea Septi Interventricularis

pars lateralis arcus pedis longitudinalis
pars lateralis musculorum intertransversariorum posteriorum cervicis
pars lateralis ossis occipitalis
pars lateralis ossis sacri
pars lateralis rami lobi medii venae pulmonalis dexter superior
pars lumbalis diaphragmatis
pars lumbalis medullae spinalis
pars marginalis musculi orbicularis oris
pars mastoidea ossis temporalis
pars medialis arcus pedis longitudinalis
pars medialis musculorum intertransversariorum posteriorum cervicis
pars medialis rami lobii medii venae pulmonis dextrae superioris
pars mediastinalis pulmonis
pars membranacea septi atriorum
pars membranacea septi interventricularis (current term)
pars membranacea septi nasi
pars membranacea urethrae masculinae
pars mobilis septi nasi
pars muscularis septi interventricularis cordis
pars mylopharyngeus musculi constrictoris pharyngis superioris
pars nasalis ossis frontalis
pars nasalis pharyngis
pars nervosa
pars nervosa hypophyseos
pars nervosa retinae
pars obliqua musculi cricothyroidei
pars occipitalis corporis callosi
pars opercularis
pars optica retinae

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