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Deep Insertion Ear Impressions

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1.  What percentage of impressions can be used to make an IIC today? Less than 20% 30 - 40% 50 - 60% 70 - 80%

2.  After instruction, what percent of impressions are adequate for the manufacture of an IIC? 20% 30% 40% 60% 70%

3.  Some examples of contraindication of deep impressions or IIC include Osteomas or exostosis obstructing canal Active infection of outer or middle ear Perforation of the tympanic membrane All of the above

4.  Exostosis is Outer ear infection Boney growths in the ear canal Foreign object in canal None of the above

5.  In the patient history, we should be aware of Use of blood thinning medication Allergic reactions to impression materials Color preferences A and B B and C

6.  During the otoscopic exam we should be looking for Cerumen Foreign objects Anatomical landmarks All of the above

7.  When using an cotton dam, it is recommended To flatten the dam out Don't use a cotton dam Use otoease on the dam to lubricate the canal A and C B and C

8.  Before injecting the impression material Fill out the order form completely Measure the ear canal for candidacy Visually inspect the placement of the cotton dam None of the above

9.  When removing the impression Have the patient move their jaw to assist in breaking the seal Lift the pinna up and back Rotate the impression slowly Take your time and make sure the seal is broken All of the above

10.  If the impression is too short Attempt to retake the impression Send it in and we will do it any way Ask that manufacturing "add on" to make the impression long enough No worries! It will all work out in the end!