File:Odgers1938 fig11.jpg

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Plate II


  • R.B.R. right bulbar ridge.
  • L.B.R. left bulbar ridge.
  • R.S.T. right superior tubercle of the A.-V. cushions.
  • R.I.T. right inferior tubercle of the A.-V. cushions.
  • I.V.S. interventricular septum.
  • A.V.C. auriculoventricular cushions.
  • B.A.C. bulbo-auricular channel.

Fig. 11. This is a section through the heart of a 17 mm. embryo ( x 80) five sections below the closing foramen. It shows the A.-V. cushion, A.V.0., separated, as in the last figure, by a notch on the right side from the cushion tissue, X, which has proliferated from it to join the interventricular septum, I. 17.18’.

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Pages where the terms "Historic" (textbooks, papers, people, recommendations) appear on this site, and sections within pages where this disclaimer appears, indicate that the content and scientific understanding are specific to the time of publication. This means that while some scientific descriptions are still accurate, the terminology and interpretation of the developmental mechanisms reflect the understanding at the time of original publication and those of the preceding periods, these terms, interpretations and recommendations may not reflect our current scientific understanding.     (More? Embryology History | Historic Embryology Papers)


Odgers PN. The development of the pars membranacea septi in the human heart. (1938) J Anat. 72(2): 247-59. PMID 17104688]

Cite this page: Hill, M.A. (2024, June 13) Embryology Odgers1938 fig11.jpg. Retrieved from

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