________ is defined as a whitening and thickening of the mucous tissue in the mouth, and it is considered to be a precancerous tissue change.
A) Cheilitis
B) Plummer-Vinson syndrome
C) Oral submucous fibrosis
D) Leukoplakia

Question

Quizplus · Accepted Answer

Leukoplakia is characterized by white patches or plaques on the mucous membranes in the mouth, which cannot be rubbed off. These patches are considered precancerous, indicating a risk of developing oral cancer.

________ Is Defined as a Whitening and Thickening of the Mucous