Radiology chapter twenty five
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the strong involuntary effort to vomit
retching that is elicited by stimulation of the sensitive tissues of the soft palate region. it is a protective mechanism of the body that serves to clear the airway
What areas are most likely to elicit the gag reflex?
- soft palate
- lateral posterior third of tongue
what are the two reactions that occur prior to the gag reflex?
- cessation of respiration
- contraction of the muscles in the throat and abdomen
What are the precipitating factors responsible for initiating the gag reflex?
- psychogenic stimuli
- tactile stimuli
What must the radiographer be aware of to effectively manage the patient with a hypersensitive gag reflex
- operator attitude
- patient and equipment preparations
- exposure sequencing
- film placement and technique
- helpful hints for preventing the gag reflex
What attitudes should the dental radiographer convey to the patient?
- a confident attitude
- patience, tolerance, and understanding
- reassuring to the patient
Why is it important to have proper patient and equipment preparations in regards to a sensative gag reflex?
to limit the amount of time the film remains in the mouth
what is the proper exposure sequencing in preventing the gag reflex?
- start with anterior films
- then move to the premolars
- then to the molars
Of all the film placements, which one is the most likely to elicit the gag reflex?
the maxillary molar film
What would you like to do?
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