Mouth culture test report?

Hello,
My mouth culture test report is as a follow

Report StatusFinalGram Stain MODERATE EPITHELIAL CELLS
Gram Stain NO NEUTROPHILS SEEN
Gram Stain MIXED RESPIRATORY ORGANISMS
Organism 11) NORMAL ORAL FLORA

Qyestion for Doctor is
What particulary mean ” MODERATE EPITHELIAL CELLS”, and what will be your concern (if) and is there need for any aditional testing, or does this test report i can taka as normal

Age: 67
Male
Medications: Non