Because of this, there is no risk of food accidentally ending up in the animal's lungs, so whales have no pharyngeal reflex.
2.
The pharyngeal reflex page wasn't much help, though I've also had this difficulty when clenching my teeth around those cardboard-covered dental X-ray film holders.
3.
The general sensory fibers of CN IX mediate the afferent limb of the pharyngeal reflex in which touching the back of the pharynx stimulates the patient to gag ( i . e ., the gag reflex ).
परिभाषा
normal reflex consisting of retching; may be produced by touching the soft palate in the back of the mouth पर्याय: gag reflex,