A 3-day-old boy delivered at 32 weeks of gestation is experiencing respiratory distress syndrome. The physician detects a hea murmur characteristic of a patent ductus aeriosus, a diagnosis that is confirmed with an echocardiogram. Which embryonic structure is involved in this diagnosis?
A 3-day-old boy delivered at 32 weeks of gestation is experiencing respiratory distress syndrome. The physician detects a hea murmur characteristic of a patent ductus aeriosus, a diagnosis that is confirmed with an echocardiogram. Which embryonic structure is involved in this diagnosis?
💡 Explanation
A 3-day-old boy delivered at 32 weeks of gestation is experiencing respiratory distress syndrome. The physician detects a hea murmur characteristic of a patent ductus aeriosus, a diagnosis that is confirmed with an echocardiogram. Which embryonic structure is involved in this diagnosis?
✓ Correct Answer: C. Left sixth aoic arch
📤 Share this MCQ
Share Card Preview
👆 1080x1080 square card — fills the full width in WhatsApp and Telegram