Figure 5From: Standardization of surface electromyography utilized to evaluate patients with dysphagiaA prolonged drinking of a 75 year old subject suffering with influenza (MS = green line, SUB = blue line, and INF = red line locations). It took this subject 46 sec to drink 100 cc of water in 11 swallows. The electric amplitude is characteristically low. INF muscles are more involved in swallowing than usual, thus SUB and INF lines are almost identical.Back to article page