The video recorded FEES examples are of actual patients and are only one swallow trial taken from a completed study. View each one carefully and observe both the normal and abnormal events occurring. Analyze each using the 5-point Airway Protection Scale (ASP) found on this website and the 5-point Yale Residue Scales. Then seek to determine the necessary underlying biomechanical reasons for your observations:
Sample 3 Elderly normal piriform triggered swallow