Figure 4 - Simultaneous EMG recording from the superior pharyngeal constrictor (SPC), thyroarytenoid (TA), interarytenoid (IA), and submental muscles (SM) during swallow.
From the following article
Electromyography in oral and pharyngeal motor disorders
Adrienne L. Perlman
GI Motility online (2006)
doi:10.1038/gimo32
The SM was recorded with bipolar surface electrodes; all other muscles were recorded with bipolar hooked wire electrodes.
Powerpoint slides for teaching
If the slide opens in your browser, Select "File > Save as" to save it.
Download Power Point slide (473K)