NBDE Part 2 Practice Exam Series 39 – Take a free NBDE Part 2 Practice Exam Series 39 for preparation of NBDE exam. The NBDE Part 2 Practice Exam Series 39 is totally free of cost and no registration is required to take part in it. DentistryTalk is also providing the Orthodontics NBDE Part 2 Study guide and study material.
NBDE Part 2 Practice Exam Series 39
Question 1: What do you understand by 18/8 stainless steel?
A. 18% chromium, 8%nickel
B. 18% chromium, 8% copper
C. 18% copper, 8% chromium
D. 18% nickel, 8% chromium
Question 2: For what purpose elastic thread is used in orthodontic treatment?
A. Closure of space
B. Moving the root in mesiodistal direction
C. Moving the root in palatal direction
D. De-rotation of tooth
Question 3: How much expansion is caused by 90 degree movement of expansion screw?
Question 4: At what angle do two blocks are present in twin block functional appliance?
A. 45 degree
B. 70 degree
C. 85 degree
D. 110 degree
Question 5: In which form iron carbide is present in orthodontic wires?
D. A mixture of all above