they are white patches with black.
it depends what it is. if its tar then yes. if its on the inside of your teeth its the enamel and no.
If purebred as in having a pedigree then no, there can be no white patches.
White patches of skin, Itchyness, and depression.
Leukoplakia are white spots or patches that develop on the tongue or the inside of the cheek. Many people are affected by these white spots and they can easily be treated by your primary care physician.
Tiny white bumps on the face can be a condition called milia. These bumps can appear at age. There are harmless.
Netscape
thrush
It's probably a mucocele - a harmless cyst that is very common in young adults and children. http://en.wikipedia.org/wiki/Mucocele i actually have a small one on the inside of my lower lip right now... : )
No.
Little white pieces of cloth; cleaning patches. They can be square or circular.
Vitiligo