There are small raised particles on the tongue may be normal tongue papillae, or pathological lymphoid follicular hyperplasia, papilloma and other causes. 1. Tongue papillae: there are many tongue papillae on the tongue body, in which the contour papillae are located in front of the border groove, 1/3 of the root of the tongue, arranged in adult zigzag shape, with a larger volume than the other tongue papillae, similar to the small convex particles, this is a normal anatomical structure. 2. Lymphoid follicular hyperplasia: upper respiratory tract infection, acute pharyngolaryngitis, pharynx is congested, red, swollen, and accompanied by pain and other symptoms, tissue hyperplasia, lymphoid follicular hyperplasia, presenting small raised particles. 3. Papilloma: papilloma at the root of the tongue, with small raised particles and accompanied by foreign body sensation. If there are small raised particles on the root of the tongue, it is recommended to consult a doctor to avoid delaying the condition, and the use of medicines should be in accordance with the doctor’s prescription.