Heart development l

2025

أسئلة الامتحان (كلام الدكتور):

MCQ: right anterior cardinal vein gives origin to TWO structures → right innominate and SVC.

Written: enumerate sources of interatrial septum.

1. Septum primum.
2. Septum secondum.
3. Septum intermedium (also participates in interventricular septum).

Written: mention embryological contents of atria.

1. Rough part of both atria → common atrium.
2. Smooth part from absorption of sinus venosus (right atrium) and pulmonary veins (left atrium).
3. Absorption of atrioventricular valves.