Which of the following statements is true regarding the different types of shanks?
A) The long, straight shank is used in the straight-line attachment, which fits on the high-speed handpiece.
B) The long, straight shank is used in the angle attachment, which fits on the low-speed handpiece.
C) The latch-type shank has a small groove at the end that mechanically locks into the contra-angle attachment, which fits on the high-speed handpiece.
D) The friction-grip shank is short and smooth and has no retention grooves in the end. The shank is held in the high-speed handpiece by the creation of friction that grips the entire shank.
Correct Answer:
Verified
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