Heart Flashcards

1
Q

Heart rate should be obtainable in transvaginal ultrasound when CRL measures

A

4-5 mm

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2
Q

The apex of the heart points to the

A

Left

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3
Q

The apex forms a ____ degree angle with the fetal spine

A

45 degree angle

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4
Q

The chamber closest to the fetal spine is the

A

Left atrium

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5
Q

The moderator band is located in the

A

Right ventricle

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6
Q

The mitral valve is located

A

Between the left ventricle and left atrium

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7
Q

The tricuspid valve is located

A

Between the right ventricle and right atrium

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8
Q

Blood is shunted from the umbilical vein directly to the IVC via the

A

Ductus venosus

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9
Q

In fetal circulation, blood goes from the umbilical vein—>ductus venosus—> IVC—> _____?

A

Right atrium

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10
Q

In fetal circulation, blood goes from the umbilical vein—>ductus venosus—> IVC—> right atrium—> _____?

A

Foramen ovale

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11
Q

In fetal circulation, blood goes from the umbilical vein—>ductus venosus—> IVC—> right atrium—> foramen ovale—>____

A

Left atrium

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12
Q

In fetal circulation, blood goes from the umbilical vein—>ductus venosus—> IVC—> right atrium—> foramen ovale—> Left Atrium—> ____

A

Left ventricle

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13
Q

In fetal circulation, blood goes from the umbilical vein—>ductus venosus—> IVC—> right atrium—> foramen ovale—> Left Atrium—> Left Ventricle —> ____

A

Ascending aorta

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14
Q

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—> ____

A

Pulmonary artery and into the Ductus arteriosis

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15
Q

Ductus arteriosis is located:

A

Connects the pulmonary artery to the descending aorta

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16
Q

In the foramen ovale, blood moves from ____ to _____

A

Right to left atrium

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17
Q

Leading cause of cardiac death in neonatal period

A

Hypoplastic left heart

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18
Q

Hypoplastic left heart is associated with what chromosomal abnormalities

A

Turners, trisomy 18

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19
Q

Hypoplastic right heart often results from

A

Pulmonary stenosis or pulmonary atresia

20
Q

“Long axis view”

21
Q

LVOT shows what abnormality

22
Q

“short axis view”

23
Q

Most common form of cardiac defect

A

Ventricular Septal Defect(VSD)

24
Q

Combination of atrial and ventricular septal defects—

A

Atrioventricular septal defect (AVSD)

25
Central portion of the heart is termed ___
Endocardia cushion
26
AVSD aka
Endocardia cushion defect
27
AVSD is associated with what chromosomal abnormalities
Aneuploidy, trisomy 21 and 18
28
Malformation or malposition of the tricuspid valve
Ebstein anomaly
29
What anomaly is this
Ebstein anomaly
30
Narrowing of the aortic arch
Coarctation of the aorta
31
Most common location of coarctation of the aorta
Between the left Subclavian artery and ductus arteriosis
32
- Narrowing of aortic arch - right ventricle enlargement - pulmonary artery enlargement
Coarctation of the aorta
33
- Overriding aortic root - VSD - pulmonary stenosis - right ventricle hypertrophy
Tetralogy of Fallot
34
Outflow tracts are reversed
Transposition of the Great Vessels
35
Transposition of the great vessels
36
Aorta normally arises from the ____
Left ventricle
37
Pulmonary artery normally arises from the ___
Right ventricle
38
Echogenic intracardiac focus is most often seen within the ____
Left ventricle
39
Echogenic intracardiac focus (EIF) May be linked with ___
Trisomy 21
40
The most common fetal cardiac tumor
Rhabdomyoma
41
Rhabdomyoma are associated with ______
Tuberous sclerosis
42
Rhabdomyoma
43
Heart is partially or completely outside the chest
Ectopic cordis
44
Group of anomalies including: - omphalocele - ectopic cordis - cleft sternum - anterior diaphragmatic defect - pericardial defects
Pentalogy of Cantrell
45
Blood flows from the ductus arteriosis into the:
Descending Aorta