The structure makred by the blue arrow develops from which of the following structures ?
Correct Answer: Endocardial Cushion
Description: Answer- Endocardial cushions ( structure makred is membranous inter-ventricular septum) DEVELOPMENT OF HEA Hea develops from: Angioblastic tissue(Splanchnopleuric mesoderm). Main subdivisions of hea tube and their fate: Subdivision tube fate Truncus aeriosus Forms Ascending aoa, Pulmonary trunk Conus Absorbed into ventricle Ventricle Forms chamber divided into left and right ventricles Atrioventricular canal Form pa of atria Atrium Paitioned into right and left atrium Sinus venosus Absorbed into right atrium Right common cardinal vein Forms Superior vena cava Umblical vein Disappears Right vitelline vein Forms pa of Inferior vena cava Left horn of sinus venosus Forms pa of coronary sinus
Category:
Anatomy
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