Biology · Neonatology
Which of the following statements regarding fetal circulation is incorrect?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The ductus arteriosus shunts blood away from the non-functional fetal lungs
- 2Blood flowing through the fetal pulmonary artery has a low oxygen saturation
- 3Fetal hemoglobin (HbF) has a higher affinity for oxygen than adult hemoglobin (HbA)
- 4Maternal blood directly enters the fetal circulatory system through the umbilical vein✓
Correct answer
Maternal blood directly enters the fetal circulatory system through the umbilical vein
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