A 4 year old child with one tooth less than the normal dentition shows large tooth with two crowns and two root canals, the anamoly is______________?
Correct answer: B. Fusion
- A. Dilaceration
- B. Fusion
- C. Gemination
- D. Concrescence
Explanation
Fusion occurs when two developing tooth germs unite, usually producing a reduced tooth count and a large bifid crown. Gemination arises from attempted division of one tooth germ and usually leaves the normal tooth count unchanged.
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