Питання 87 з 243

Permanent teeth that have primary (deciduous) predecessors develop from the same source as the primary teeth. Where exactly do their tooth germs form?

1. A On the lingual surface of the dental lamina
2. B On the labial surface of the dental lamina
3. C Directly from the epithelium of the lip
4. D From the mesenchyme of the dental papilla
5. E From the cells of the dental sac

Правильна відповідь: A. On the lingual surface of the dental lamina