The etiology of aphthous stomatitis involves an immunologic component in which a significant role is played by

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T lymphocytes play a significant role.A decreased ratio of T-helper (CD4+)cells to T-suppressor/cytotoxic (CD8+)cells can be seen.An increase in the CD8 cells is seen.The oral mucosa is destroyed by lymphocytes.The remaining choices do not identify the immunologic component that is thought to play a role in the etiology of aphthous stomatitis.

The Etiology of Aphthous Stomatitis Involves an Immunologic Component in Which