system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Primary and secondary palates are divided by
assistant
The correct answer is  D. i.e. Incisive foramenThe incisive foramen is dividing landmark between the primary & secondary palateQ; and anterior & posterior cleft deformities