For bitewing radiographs, the image receptor is placed near and almost parallel to the teeth of both arches while the patient holds the mouth in an open position
Indicate whether the statement is true or false
False. Bitewing radiographs are held in place when the patient occludes on the "wing" or "tab" of the image receptor holder.
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The most common cause of xerostomia in the elderly is
A) Food insecurity B) Malnutrition C) Altered taste sensations D) Medication use
What is one major obstacle that dental providers and patients must overcome when dealing with depression?
A) Compulsive oral hygiene B) Poor oral hygiene C) Unnecessary dental emergencies D) Severe gag reflex
Arteries have one-way valves that prevent the backflow of blood.
Answer the following statement true (T) or false (F)
Before setting up a bacterial identification test, it is most important to know:
A. the organism's gram reaction B. the antibiotic susceptibility of the organism C. the colony appearance on BA D. the zone of inhibition