Question Bank
Ventricular Septation & Outflow Tract — Cardiovascular Development
Embryology Question Bank
Embryology Question Bank
Ventricular Septation & Outflow Tract
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Ventricular Septation & Outflow Tract MCQs: practice questions
Sample Ventricular Septation & Outflow Tract multiple-choice questions from Cardiovascular Development.
What is formed by fusion of the truncal and bulbar ridges?
- A. AV cushion
- B. Septum primum
- C. Muscular interventricular septum
- D. Aorticopulmonary septum
- E. Atrial septum
What long-term complication can follow a large untreated VSD with pulmonary hypertension?
- A. Eisenmenger complex
- B. Coarctation syndrome
- C. Turner syndrome
- D. Marfan syndrome
- E. Tetralogy of Fallot
Which lesion is commonly associated with persistent truncus arteriosus?
- A. Pulmonary vein stenosis
- B. Mitral stenosis
- C. Patent foramen ovale only
- D. Aortic coarctation
- E. Membranous ventricular septal defect
What is the developmental result of abnormal fusion of the right and left bulbar ridges with AV cushion tissue?
- A. Membranous ventricular septal defect
- B. Muscular ventricular septal defect
- C. Ebstein anomaly
- D. Persistent truncus arteriosus
- E. D-transposition of the great arteries
What does the muscular IV septum initially fail to close completely?
- A. Foramen secundum remains open
- B. Interventricular foramen remains open
- C. Aorticopulmonary canal remains open
- D. Foramen ovale remains closed
- E. AV canal disappears
Why is complete d-transposition usually incompatible with life without a shunt?
Which congenital defect allows one arterial trunk to receive blood from both ventricles?
What is the usual hemodynamic consequence of persistent truncus arteriosus?
What is the characteristic direction of the aorticopulmonary septum in normal development?
Which congenital lesion is associated with abnormal nonspiral development of the aorticopulmonary septum?
Where is the interventricular foramen initially located?
What is common ventricle?
What two great vessels are separated by the aorticopulmonary septum?
Which septum is primarily involved in tetralogy of Fallot?
What is the most common type of ventricular septal defect in the source?
Which cardiac defect is caused by partial AP septum development?
In d-transposition, where does the aorta arise?
In d-transposition, where does the pulmonary trunk arise?
Which cardiac defect is caused by nonspiral AP septum development?
Which three tissues contribute to the membranous interventricular septum?
Which defect involves faulty fusion of the bulbar ridges and AV cushions?
Which cells migrate into the truncal and bulbar ridges during outflow-tract septation?
What causes a muscular ventricular septal defect?
Which lesion produces parallel rather than normally separated circulations?
What closes the interventricular foramen?
What lesion results from failure of tricuspid leaflets to attach to the annulus fibrosus?
What embryonic structure forms the muscular interventricular septum?
What developmental defect causes persistent truncus arteriosus?
What cardiac lesion results from insufficient AV cushion material according to the source?
Which embryonic cell population is particularly important for normal conotruncal development?