Heart Flashcards
Heart rate should be obtainable in transvaginal ultrasound when CRL measures
4-5 mm
The apex of the heart points to the
Left
The apex forms a ____ degree angle with the fetal spine
45 degree angle
The chamber closest to the fetal spine is the
Left atrium
The moderator band is located in the
Right ventricle
The mitral valve is located
Between the left ventricle and left atrium
The tricuspid valve is located
Between the right ventricle and right atrium
Blood is shunted from the umbilical vein directly to the IVC via the
Ductus venosus
In fetal circulation, blood goes from the umbilical vein—>ductus venosus—> IVC—> _____?
Right atrium
In fetal circulation, blood goes from the umbilical vein—>ductus venosus—> IVC—> right atrium—> _____?
Foramen ovale
In fetal circulation, blood goes from the umbilical vein—>ductus venosus—> IVC—> right atrium—> foramen ovale—>____
Left atrium
In fetal circulation, blood goes from the umbilical vein—>ductus venosus—> IVC—> right atrium—> foramen ovale—> Left Atrium—> ____
Left ventricle
In fetal circulation, blood goes from the umbilical vein—>ductus venosus—> IVC—> right atrium—> foramen ovale—> Left Atrium—> Left Ventricle —> ____
Ascending aorta
If fetal circulation doesn’t go through the foramen ovale, but enters into the right ventricle, then where does it go?
umbilical vein—>ductus venosus—> IVC—> right atrium—> right ventricle—> ____
Pulmonary artery and into the Ductus arteriosis
Ductus arteriosis is located:
Connects the pulmonary artery to the descending aorta
In the foramen ovale, blood moves from ____ to _____
Right to left atrium
Leading cause of cardiac death in neonatal period
Hypoplastic left heart
Hypoplastic left heart is associated with what chromosomal abnormalities
Turners, trisomy 18