Which of the following is the most
important assessment to make when
preparing to insert an oropharyngeal
airway (opa)?
a. evidence of airway obstruction
b. presence of a gag reflex
c. unresponsiveness
d. distance from the earlobe to the mouth

Before packaging and wrapping instruments, the dental assistant should dry off the instruments to avoid a. incomplete sterilization of the instruments. b. the possibility of stains forming. c. putting them away wet. d. corrosion, rust buildup, or dulling of the instruments.