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OB-Hagen > chapter 35 fetal echocardiography > Flashcards

chapter 35 fetal echocardiography Flashcards

1
Q

bulbus cordis develops into the

A

right ventricle

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2
Q

the left atrium is formed by the incorporation of the

A

primitive pulmonary vein

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3
Q

4 pulmonary veins enter the ______ from the lungs

A

left atrium

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4
Q

the ____ horn of the sinus becomes the coronary sinus

A

left

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5
Q

the right horn of the sinus is incorporated into the wall of the _____

A

right atrium

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6
Q

division of the 4 chambers occurs during the _____ weeks of fetal development

A

4th and 5th weeks

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7
Q

endocardial cushions develop in the _______ region of the heart

A

atrioventricular

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8
Q

the _______ divide the atrioventricular canal into right and left

A

endocardial cushions

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9
Q

the _____ is an opening between the free edge of the septum secundum and the dorsal wall of the atrium

A

foramen ovale

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10
Q

the left ventricle is formed from the _____

A

primitive vein

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11
Q

allows communication from the right atrium to the left atrium:

A

foramen ovale

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12
Q

allows fetal circulation to bypass the lungs

A

ductus arteriosis

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13
Q

ductus arteriosis communicates from the ______ to the ______

A

pulmonary trunk to the descending aorta

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14
Q

allows fetal circulation to bypass the liver

A

ductus venosus

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15
Q

flow passes from the _______ through the ductus venosus to the _______ and then to the right atrium

A

umbilical vein—ductus venosus—–IVC—-right atrium

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16
Q

What causes the foramen ovale to close?

A

As lungs expand with air, the pulmonary blood flow increases and causes pressure in the left atrium to be higher than in the right atrium. Thus closing the foramen ovale.

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17
Q

As fetal lungs expand with air, there is a _____ in pulmonary resistance

A

fall

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18
Q

As fetal lungs expand with air, the pulmonary blood flow increases and causes the pulmonary artery wall to _____

A

thin

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19
Q

foramen ovale that does not close after birth

A

patent foramen ovale

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20
Q

ductus arteriosis usually constricts ______ after birth

A

24-48 hours

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21
Q

ductus arteriosus turns into the ______

A

ligamentum arteriosum

22
Q

normal fetal heart rate:

A

120-160 bpm

23
Q

fetal bradycardia:

A

<100bpm

24
Q

fetal tachycardia:

A

> 200bpm

25
Q

the most commonly acquired view of the fetal heart

A

4 chamber view

26
Q

moderator band can be used to locate the ____

A

right ventricle

27
Q

moderator band is always in the:

A

right ventricle

28
Q

the _____ is closest to the spine

A

left atrium

29
Q

In utero, the ____ side of the heart is slightly larger than the ____ side

A

right side is larger than left

30
Q

the ____ is the most anterior chamber

A

right ventricle

31
Q

in utero, the foramen ovale opens toward the ____

A

left atrium

32
Q

in utero, the pressure in the ______ atrium is greater than the pressure in the ______ atrium

A

right atrium pressure is greater than left

33
Q

tricuspid valve is slightly ______ to the mitral valve

A

inferior

34
Q

junction of the interatrial and intraventricular septa, AV valves, and the 4 chambers:

A

crux of the heart

35
Q

view that allows aortic flow to be recorded leaving the left ventricle:

A

five chamber view

36
Q

This view allows visualization of the normal relationship of the great arteries to one another:

A

criss-cross view

37
Q

the great arteries are:

A

pulmonary and aorta

38
Q

pulmonary artery is normally ______ and _____ of the aorta

A

anterior and to the left

39
Q

The best view to evaluate for a septal defect:

A

LVOT(long-axis view)

40
Q

in LVOT, the origin of the aorta is identified arising from the ____

A

left ventricle

41
Q

To get a short-axis view(RVOT), rotate the transducer _____ degrees in a ____ direction from the long axis view

A

90 degrees, cephalic direction

42
Q

in the RVOT view, you can visualize the bifurcation of the ________ in to the right and left pulmonary arteries

A

main pulmonary artery

43
Q

normally the RVOT and PA drape _____ to the circular aorta

A

anterior

44
Q

Oblique longitudinal axis visualizes:

A
  • Root of aorta
  • ascending aorta
  • arch of aorta
  • descending aorta
45
Q

The three head and neck branch arteries the arise from the curve of the aortic arch:

A
  • innominate/brachiocephalic
  • left common carotid
  • left subclavian
46
Q

Aortic arch has a _____ appearance

A

candy-cane

47
Q

ductus arch is slightly _____ than the aortic arch

A

larger

48
Q

ductus arch represents the:

A

patent ductus arteriorus

49
Q

ductal arch has a ____ appearance

A

hockey-stick

50
Q

the ductal walls “does/doesn’t” have head and neck vessels

A

doesn’t

OB-Hagen (17 decks)

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