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Questions and Answers
What are the three critical anatomic communications in fetal circulation?
What are the three critical anatomic communications in fetal circulation?
PFO (from RA to LA), PDA (from PA to AO), Ductus venosus (from UV to IVC)
What is responsible for organ oxygenation in fetal circulation?
What is responsible for organ oxygenation in fetal circulation?
Placenta
What causes the right-to-left shunting through foramen ovale to cease in the transition from fetal to post-natal circulation?
What causes the right-to-left shunting through foramen ovale to cease in the transition from fetal to post-natal circulation?
Pulmonary vascular resistance falls
What determines the timing of presentation of congenital heart defects?
What determines the timing of presentation of congenital heart defects?
Name two stenotic congenital heart defects.
Name two stenotic congenital heart defects.
What is the principle difference in fetal circulation compared to post-natal circulation?
What is the principle difference in fetal circulation compared to post-natal circulation?
Which structure is responsible for organ oxygenation in fetal circulation?
Which structure is responsible for organ oxygenation in fetal circulation?
What causes the right-to-left shunting through foramen ovale to cease in the transition from fetal to post-natal circulation?
What causes the right-to-left shunting through foramen ovale to cease in the transition from fetal to post-natal circulation?
What represents a stenotic congenital heart defect?
What represents a stenotic congenital heart defect?
What determines the timing of presentation of congenital heart defects?
What determines the timing of presentation of congenital heart defects?
What is the normal systolic blood pressure in the pulmonary artery for a fetus?
What is the normal systolic blood pressure in the pulmonary artery for a fetus?
Which structure closes to cease the right-to-left shunting through foramen ovale in the transition from fetal to post-natal circulation?
Which structure closes to cease the right-to-left shunting through foramen ovale in the transition from fetal to post-natal circulation?
Which congenital heart defect is characterized by the presence of a VSD (ventricular septal defect)?
Which congenital heart defect is characterized by the presence of a VSD (ventricular septal defect)?
What is the principle difference in post-natal circulation compared to fetal circulation?
What is the principle difference in post-natal circulation compared to fetal circulation?
In fetal circulation, what is the role of the ductus venosus?
In fetal circulation, what is the role of the ductus venosus?
