Multiple Choice
When incisors first erupt the incisal ridge is smooth. After the teeth have been in function for several months, mamelons, which aid in mastication, develop on the incisal ridge.
A) Both statements are true.
B) The first statement is true; the second is false.
C) The first statement is false; the second is true.
D) Both statements are false.
Correct Answer:
Verified
Correct Answer:
Verified
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