Q
Which of the following is true of permanent first molar’s occlusal surface_____________?
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A
A. Maxillary molar has 2 major fossa, 2 minor fossa, 4 triangular ridges,1 oblique ridge and 5 grooves
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B
B. Mandibular molar has 1 major fossa, 2 minor fossa, 5 triangular ridges and 4 grooves
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C
C. Rhomboidal shape in maxillary molars and hexagonal shape in mandibular molars
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D
D. All of the above
Correct Answer:
D. D. All of the above
