The most pronounced effect on the oral microflora of a reduction in rate of salivary flow is a________?

The first macroscopic indication of morphologic development of primary incisors approximately at________?

A patient complains of numbness of lower lip. There is no history of tooth extraction. It could be________?

A shift to left indicates an increase in number of________?

Birbiturates in pediatrics is________?

Heart failure cells are________?