ostium secundum

ostium se·cun·dum -sə-'kən-dəm n an opening in the upper part of the developing embryonic interatrial septum corresponding to the foramen ovale of the fetus

* * *

an opening high in the septum primum of the embryonic heart, approximately where the foramen ovale will develop. Called also interatrial foramen secundum.

Medical dictionary. 2011.

Look at other dictionaries:

  • ostium secundum — Véase comunicación interauricular. Diccionario Mosby Medicina, Enfermería y Ciencias de la Salud, Ediciones Hancourt, S.A. 1999 …   Diccionario médico

  • Ostium secundum — Infobox Embryology Name = PAGENAME Latin = GraySubject = GrayPage = Caption = Caption2 = System = CarnegieStage = Days = 33 Precursor = GivesRiseTo = MeshName = MeshNumber = DorlandsPre = o 09 DorlandsSuf = 12602025 The ostium secundum (or… …   Wikipedia

  • ostium secundum defect — see atrial septal d s …   Medical dictionary

  • Ostium — es el nombre genérico que en medicina se da a los orificios corporales, especialmente a los orificios de las trompas uterinas y auditiva. Ostium arteriosum: nombre con el que se conocen los orificios aórtico y pulmonar del corazón. Ostium… …   Wikipedia Español

  • Ostium — (plural ostia) may refer to: Anatomy Ostium of Fallopian tube Ostium primum or foramen ovale (ostium secundum) of the developing heart Ostium maxillare of the maxillary sinus Ostium of female lepidoptera genitalia This disambiguation page lists… …   Wikipedia

  • ostium primum — См. ostium secundum. Diccionario Mosby Medicina, Enfermería y Ciencias de la Salud, Ediciones Hancourt, S.A. 1999 …   Diccionario médico

  • ostium primum — ostium pri·mum prī məm n an opening between the two embryonic atria of the heart that exists temporarily at the bottom of the developing interatrial septum and is eventually closed off by this septum and replaced by the ostium secundum * * * an… …   Medical dictionary

  • secundum — see OSTIUM SECUNDUM …   Medical dictionary

  • Ostium primum — Infobox Embryology Name = Ostium primum Latin = GraySubject = 135 GrayPage = 512 Caption = Interior of dorsal half of heart from a human embryo of about thirty days. (Ostium primum visible below septum primum, but not labeled.) Caption2 = System …   Wikipedia

  • Ostium primum — Septum primum Le septum primum est une cloison qui se développe pendant l embryogénèse du cœur entre les deux futurs oreillettes, où il reste un trou physiologique nommé ostium primum. Il se développe une autre cloison à la gauche du septum… …   Wikipédia en Français

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”

We are using cookies for the best presentation of our site. Continuing to use this site, you agree with this.