The fetal circulatory structure that connects the pulmonary artery with the descending aorta is known as which of the following?
a. Ductus venosusb. Foramen ovalec. Ductus arteriosusd. Internal iliac artery
ANS: c
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a. The ductus venosus connects the umbilical vein to the inferior vena cava.
b. The foramen ovale is the opening between the right and left atria.
c. Correct.
d. The internal iliac artery connects the external iliac artery to the umbilical artery.
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