What is the lateral side of the tongue?
What is the lateral side of the tongue?
Lateral border: this is the side of the tongue, and there is one on the right and one on the left of the tongue. Dorsal surface: this is the top of the tongue, which is closest to the roof of the mouth. Ventral surface: this is the undersurface of the tongue, which is connected to and closest to the floor of the mouth.
What is the base of the tongue called?
Advanced Care for Base of Tongue Cancer The back third of the tongue, which starts in the throat, is known as the base of the tongue. It is part of the oropharynx, which also includes the tonsils, the walls of the throat, and the soft palate (back part of the roof of the mouth).
What is lateral floor of mouth?
The floor of mouth (i.e., sublingual space) is a U-shaped region, bordered inferiorly by the mylohyoid muscle, laterally by the gingiva overlying the lingual surface of the mandible, superiorly by the oral tongue, and posteriorly at the insertion of the anterior tonsillar pillar into the tongue (Fig. 14-5).
What causes cancer at the base of the tongue?
Increasingly, cancers at the base of the tongue are associated with human papillomavirus (HPV), which has a profound effect on the prognosis and treatment of the cancer.
Is lateral tongue anterior or posterior?
The lateral lingual swellings slowly grow over the tuberculum impar and merge, forming the anterior two thirds of the tongue.
What is apex of tongue?
The apex of the tongue is the bit at the end that makes contact with the teeth. Linguists studying articulation often discriminate between the apex and the blade of the tongue—essentially, while the apex is the very tip of the tongue, the blade of the tongue is the teeth-facing region just before the apex.
What is the part above tongue called?
The palate, which is the roof of the mouth, is divided into two parts. The front part has ridges and is hard (hard palate). The back part is relatively smooth and soft (soft palate).
What percentage of tongue biopsies are malignant?
Malignant lesions constituted 47.3% of the cases seen. Also, 8.6% of the malignant lesions were seen in younger patients (< 40 years).
What is the posterior part of tongue?
The root of the tongue is posterior and slightly vertical, forming the posterior one third of the tongue. It extends from the hyoid, epiglottis, and soft palate, to the mandible. The body forms the anterior â…” of the tongue, and the apex of the tongue is the most anterior end of the body.