Class III occlusion is also known as mesioclusion because the mesiobuccal cusp of the mandibular first molar is mesial to the buccal groove of the maxillary first molar.
A) Both the statement and the reason are correct and related.
B) Both the statement and the reason are correct but are NOT related.
C) The statement is correct,but the reason is NOT correct.
D) The statement is NOT correct,but the reason is correct.
E) NEITHER the statement NOR the reason is correct.

Question

Quizplus · Accepted Answer

As stated correctly in the question,Class III occlusion is also known as mesioclusion.However the reason provided is incorrect.In Class III occlusion the buccal groove of the mandibular first molar is more anterior than normal to the mesiobuccal cusp of the maxillary first molar.Note that in the question the landmarks for the maxillary and mandibular first molars are reversed.The landmarks that are analyzed in classification of molar relationship are the buccal groove of the first mandibular molar as it relates to the mesiobuccal cusp of the maxillary first molar.

Class III Occlusion Is Also Known as Mesioclusion Because the Mesiobuccal