answers with solutions
The embryonic heart is completely formed in what week - ANSWER Beginning of the eighth
week
Fetal blood circulates within the embryo at how many weeks post conception - ANSWER 3
weeks post-conception (five weeks gestation)
Fetal oxygenated blood circulation from the placenta enters the fetus through the - ANSWER
umbilical vein to the hepatic circulation and left portal vein
Fetal blood from the IVC enters the heart where - ANSWER At the right atrium
In the fetus left atrial blood passes through which valve into the left ventricle - ANSWER The
mitral valve
The greatest concentration of oxygenated fetal blood goes to the fetal - ANSWER Cranium
A normal heart orientation is called - ANSWER Levocardia
In the normal fetal heart, which chamber is located closest to the fetal spine - ANSWER The left
atrium
Fetal tachyarrhythmias are heart rates of more than - ANSWER 180 bpm
Digoxin, sotalol, and flecainide are most often selected for fetal treatment of: - ANSWER SVT
, A defect of the inlet, outlet, trabecular, or apical portion of the fetal septum involves the -
ANSWER ventricular septum
A syndrome, that includes aortic atresia, a small left ventricle, and mitral valve atresia is -
ANSWER HLHS (hypoplastic left heart syndrome)
Tetralogy of Fallot includes what classic features - ANSWER VSD
Right ventricle hypertrophy
Overriding aorta
Pulmonary atresia or stenosis
An abnormally large right atrium and abnormally small right ventricle is an indication of -
ANSWER Ebstein's anomaly
What anomaly describes a single vessel, overriding a VSD and regurgitant flow - ANSWER
truncus arteriosus
What is the most common cardiac tumor? - ANSWER Rhabdomyoma
What does DORV (double outlet right ventricle) involve - ANSWER Parallel aorta and pulmonary
artery and VSD
Ostium primum and ostium secundum defects involve the: - ANSWER Atrial septum
The pulmonary valve receives blood from where - ANSWER The right ventricle