From: Oral vs. pharyngeal dysphagia: surface electromyography randomized study
Condition | Duration | Electric amplitude | ||
---|---|---|---|---|
 |  | Masseter | submental | infrahyoid |
Dental surgery | prolonged | low | normal | normal |
Oral infection | prolonged | low | normal | normal |
Acute tonsillitis | normal | high | normal | high |