Dental What is the amount of time required by erupting premolar to move through 1 mm of bone as measured on a bite-wing radiograph? A 3-4 months B 4-5 months C 5-6 months D 6-7 months 💡 Explanation What is the amount of time required by erupting premolar to move through 1 mm of bone as measured on a bite-wing radiograph? ✓ Correct Answer: B. 4-5 months