CC1 ECHO TESTBANK FINAL/MIDTERM EXAM
2024/2025 700+VERIFIED QUESTIONS AND
ANSWERS LATEST!!(SOLVED)ALL YOU NEED
At what time during fetal growth is the heart first fully developed?
a) 20 days
b) 30 days
c) 40 days
d) 50 days
40 days
On the 30th day, the truncus normally divides. What anomaly occurs if the truncus
does not divide?
a) A-V canal
b) muscular VSD
c) transposition of the great vessels
d) truncus arteriosus
truncus arteriosus
The sinus venous forms all of the following EXCEPT:
a) coronary sinus
,CC1 ECHO 2024/2025
b) pulmonary arteries
c) right atrium
d) inferior vena cava
pulmonary arteries
The trunks arterioles forms all of the following EXCEPT:
a) pulmonary veins
b) carotid artery
c) pulmonary arteries
d) ductus arteriosus
pulmonary veins
What are the two right-to-left shunts in the normal fetal circulation?
a) ductus arterioles and primum ASD
b) VSD and ASD
c) foramen ovale and ductus arteriosus
d) foramen ovale and VSD
foramen ovale and ductus arteriosus
,CC1 ECHO 2024/2025
Which of the following left-to-right shunts is the last to close in the normal post-
partum period? When does it close?
a) patent ductus arteriosus, closes in the 7th day
b) patent foramen ovale, closes in the 2nd day
c) patent ductus arteriosus, closes in the 14th day
d) patent foramen ovale, close at the end of the first week
patent foramen ovale, close at the end of the first week
In the normal fetal circulation, which of the following has the least amount of the
flood flow?
a) patent foramen ovale
b) ductus arteriosus
c) aorta
d) pulmonary veins
pulmonary veins
All of the following hemodynamic events occur post-delivery EXCEPT:
a) pulmonary artery blood flow increases
b) left atrial pressure decreases
c) pulmonary resistance decreases
d) foramen ovale flow decreases
, CC1 ECHO 2024/2025
left atrial pressure decreases
The fetal ductus arteriosus closes soon after birth? What structure does it become?
a) coronary sinus
b) chiari network
c) eustachian valve
d) ligamentum arteriosum
ligamentum arteriosum
The ductus arteriosus connects the pulmonary artery and aorta in the fetus. At what
site does the ductus attach to the aorta?
a) aortic isthmus
b) aortic root
c) sinus of Valsalva
d) A-V node
aortic isthmus
The following five structures are activated during a single cardiac cycle. Rank
them in the normal order of activation:
a) Bundle of His
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