Which of these is not a disadvantage of the bisecting technique?
A) It produces images with dimension distortion.
B) Image receptor positioning is difficult for patients with small mouths.
C) Adjacent structures are often superimposed.
D) Estimating the location of the imaginary bisecting may be difficult.
B
Explanation: A) The major advantage of the bisecting technique is its ease of use with patients who have small mouths, very low or shallow palatal vaults or large tori, an exaggerated gag reflex, and in edentulous regions.
B) The major advantage of the bisecting technique is its ease of use with patients who have small mouths, very low or shallow palatal vaults or large tori, an exaggerated gag reflex, and in edentulous regions.
C) The major advantage of the bisecting technique is its ease of use with patients who have small mouths, very low or shallow palatal vaults or large tori, an exaggerated gag reflex, and in edentulous regions.
D) The major advantage of the bisecting technique is its ease of use with patients who have small mouths, very low or shallow palatal vaults or large tori, an exaggerated gag reflex, and in edentulous regions.
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Which of the following would be most likely to assist in controlling a tactile stimulated gag response?
a. Place a commercial edge-covering product over the image receptor. b. Direct the patient to press the back of the head against the headrest. c. Ask the patient to breath deeply through the nose. d. Project confidence while maintaining an empathetic attitude.