Common symptoms include: 1  Pain or tenderness in your face, jaw joint area, neck and shoulders, and in or around the ear when you chew, speak, or open your mouth wide. 2  Problems when you try to open your mouth wide. 3  Jaws that get stuck or lock in the open-or closed-mouth position.
Fimbriae: 1  Structure: Similar to pili, but shorter and more abundant on the cell surface. 2  Function: Adhesion of cells to surface and formation of pellicles (biofilms) containing thin sheets of cells on a liquid surface.
Microvilli are the finger like projections present on the outer surface of the cell. Their function is to increase the surface area of the cells through which the diffusion of â¦ materials both into and out of the cell occur. They are also involved in absorption, secretion and cellular adhesion.icrovilli are the finger like projections present on the outer surface of the cell. Their function is to increase the surface area of the cells through which the diffusion of â¦ materials both into and out of the cell occur. They are also involved in absorption, secretion and cellular adhesion.