Atrial Septation & Differentiation
Embryology
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Cardiorespiratory System
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Heart
Q. By day 33, which of the following statements is true in the embryo heart?
a
Blood flows through the foramen ovale
b
The septum primum is fully formed
c
There are four pulmonary veins draining to the left atrium
d
Distinct right and left AV canals have formed
e
All of the above
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