Figure 20 - Respiratory rhythm of the UES closure muscles.

From the following article

Upper esophageal sphincter

Ivan M. Lang

GI Motility online (2006)



UES pressure and CP EMG recorded simultaneously in an awake chronically instrumented dog. Note that at each inspiration the UES pressure increased concomitant with an increase in integrated CP EMG. CP, cricopharyngeus; S, swallow; in., inspiration.

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