Table 3.

Count of filiform papillae on the anterior region of the tongue by unit area (2.3 cm2). Magnification - 100x; control group (electron microscopy).

Control group	Number of papillae per area
C1	11	13	9	11	9	11
C2	15	14	17	15	16
C3	18	17	17	17	17
C4	17	20	20	17	17
C5	10	10	8	9	10	11
C6	11	13	11	13
C7	12	11	13	12	12
Average	13,44
Standard deviation	3,3
Sum	484
Sum of squares	6900