Question

what are the sensory cell present in mouth

Answer 1

the sensory cell present in the mouth are chemosensory  cells.

Answer 2

Mouth is the starting of digestion system that intake the food and chew it in small pieces. There are sensory cell present in mouth which are also called as Chemosensory Cell.  

There are many taste cells which are modified epithelial cells. They are also sensory receptors which detect the presence of food and their taste also. Sensory cell helps to sense taste and hotness of food that helps in digestion of food.