Mandibular second premolar 3- cusp type id developed from_______________?
Correct answer: C. 5
- A. 3
- B. 4
- C. 5
- D. 6
Explanation
The three-cusp mandibular second premolar develops from five developmental lobes: three form the buccal cusp area and two form the lingual cusps. Thus, its three visible cusps do not correspond to only three lobes.
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