You Are Using a Pneumonic Attachment on the Otoscope While

Multiple Choice

You are using a pneumonic attachment on the otoscope while assessing tympanic membrane movement. You gently squeeze the bulb but see no movement of the membrane. Your next action should be to

A) remove all cerumen from the canal.
B) make sure the speculum is sealed form outside air.
C) squeeze the bulb with more force.
D) insert the speculum to depth of 2 cm.
E) use a smaller plastic speculum.