Oral Anatomy Mcqs

Q.  Which of the following is true of permanent first molar’s occlusal surface_____________?

a. Maxillary molar has 2 major fossa, 2 minor fossa, 4 triangular ridges,1 oblique ridge and 5 grooves
b. Mandibular molar has 1 major fossa, 2 minor fossa, 5 triangular ridges and 4 grooves
c. Rhomboidal shape in maxillary molars and hexagonal shape in Mandibular molars
d. All of the above


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