The earpiece of the stethoscope is placed ________ into the ear
a. forward
b. backward
c. It does not matter.
d. They are not placed in the ear at all.
a
RATIONALE: The earpiece of the stethoscope is placed forward into the ear.
Health Professions
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How is swabbing with alcohol effective?
A) It facilitates needle entry. B) It disinfects through desiccation. C) It makes the use of gloves unnecessary. D) It helps powders dissolve more quickly in solutions.
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The effects of occlusal trauma may be evident on a radiograph as
A) a widening of the PDL space. B) an excessive buildup of calculus. C) dilacerations of the teeth roots. D) furcation involvement.
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