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Earmolds Primer: Custom Earmolds Essentials

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1.  What style is the best option for power BTE hearing aids?
  1. Advanced design free field
  2. Shell
  3. Cros B
  4. Cros C
2.  Which of the following materials is not recommended for soft pinna?
  1. Soft vinyl
  2. Acrylic
  3. Heat cure acrylic
  4. Hard acrylic concha with soft silicone
3.  Which of the following features is not considered as an advantage of silicone materials for pediatric application?
  1. Safety
  2. Comfort for prolonged use
  3. Tolerance for growth
  4. Clear appearance by default
4.  Which material is not recommended for pediatric application?
  1. Silicone
  2. Soft vinyl
  3. Acrylic
  4. Polyethylene
5.  Which material is prone to shrinkage?
  1. Acrylic
  2. Heat-cure acrylic
  3. Silicone
  4. Soft vinyl
6.  Which occluding earmold style does not provide retention feature?
  1. Shell
  2. Skeleton
  3. Canal
  4. Canal-Loc
7.  Which of the following is not an essential feature of ear an impression?
  1. Helix
  2. Tragus
  3. Concha
  4. Lobule
8.  Which of the following is applicable for excessive mandibular action?
  1. Skeleton
  2. Semi-skeleton
  3. Hollow Canal
  4. Cros A
9.  Which of the following earmold style is recommended for flat concha rim?
  1. Semi-skeleton
  2. Skeleton
  3. Shell
  4. Cros C
10.  When taking an ear mold impression, it is recommended to have at least a minimum ___ of the tragal cartilage.
  1. 1/2
  2. 3/4
  3. 1/3
  4. None of the above.

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