Which Factors Contribute to Maintaining a Patent Ductus Arteriosus During

question 41

Multiple Choice

Which factors contribute to maintaining a patent ductus arteriosus during fetal life?
I.large amounts of fetal hemoglobin
II.low PaO₂
III.presence of LDH
IV.presence of prostaglandins

• A)I, II, and III
• B)II and IV
• C)III only
• D)I, II, III, and IV

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