NBME CBSE (Comprehensive Basic Science Exam) 2022

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Bulbus cordis – Smooth parts (outflow tract) of left and right ventricles endocardial cushions – Atrial septum, membranous interventricular septum; AV and semilunar valves neural crest ... left horn of the sinus venosus – coronary sinus posterior, sub cardinal, and supra cardinal veins – IVC Right common cardinal vein and right anterior cardinal vein – SVC Right horn of sinus venosus – Smooth part of right atrium (sinus venarum) Patent foramen ovale – failure of septum primum and septum secundum to fuse after birth Transposition of the great vessels Tetralogy of Fallot Persistent truncus arteriosus – Conotruncal abnormalities associated with failure of neural crest cells to migrate ductus venosus – connects the umbilical vein to the inferior vena cava, bypassing the liver becomes ligamentum venosum phrenic nerve – innervates the diaphragm and pericardium S3 heart sound – Increased ventricular filling pressure (e.g., mitral regurgitation, HF), common in dilated ventricles [Show More]

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