Early Development, Devel. Physiol., Dr. D. Penney

Table 2.03 - Internal Specializations of the Embryonic Heart:

  • partitioning of common atrium into Right & Left chambers

  • separation of ventricle into Right & Left chambers

  • absorption of sinus venosus into wall of R atrium (pacemaker)

  • merging of part of bulbus into RV

  • longitudinal division of bulbus and truncus into aorta and pulmonary artery

  • formation of cardiac valves

  • histological differentiation of cardiac wall

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