I have red patches with some white bumps on roof of mouth. Irritated when I swallow. When my young touches it is when it hurts.?

APTHOUS ULCERS. Possible canker sores from stress or too much acid in system.It is a virus that lasts about 10 days and hurts for about 4 days. Rinse with hydrogen peroxide or apply a Benzocaine ointment.
See your dentist. I would have this checked by your dentist. A visual examination is the best way to assist in diagnosing exactly what this is, combined with a verbal history and medical history.
Orla surgeon. Red or white lesions more of a problem in your age group. See oral surgeon for evaluation.