In a 2 year old child, a bluish dome shaped swelling on the inner side of the lip is mostly________?

Best marginal seal is provided by________?

Etching depth after 30 sec for orthodontic bracket with orthophosphoric acid is________?

During a routine checkup a 70 year old male is found to have Serum Alkaline Phosphatase three time the upper limit of normal. Serum Calcium, Serum Phosphorous and liver function tests are normal. The most likely diagonsis is________?

Deficiency of nicotinic acid results in________?

The duodenum secretes a hormone which has following effects except________?