A 5-day-old female infant was born with a laryngeal defect. The greater cornuae and the inferior pa of the hyoid bone were absent at bih. Failure of development of which of the following embryonic structures has most likely led to these defects?
A 5-day-old female infant was born with a laryngeal defect. The greater cornuae and the inferior pa of the hyoid bone were absent at bih. Failure of development of which of the following embryonic structures has most likely led to these defects?
💡 Explanation
A 5-day-old female infant was born with a laryngeal defect. The greater cornuae and the inferior pa of the hyoid bone were absent at bih. Failure of development of which of the following embryonic structures has most likely led to these defects?
✓ Correct Answer: C. Third pharyngeal arch
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