Normal Flora of Mouth and Gastrointestinal Tract
The normal flora, or microbiota, in the mouth and gut refers to the community of tiny organisms—like bacteria, fungi, and viruses—that naturally live in these areas without causing harm. In the mouth, hundreds of species thrive, especially in warm, moist spots like the tongue, teeth, and gums. Common bacteria include Streptococcus, which helps break down food … Read more