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Cognition and ReSound: Applying What We Know About the Brain to Signal Processing

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1.  Which is NOT one of the ReSound features that is designed to help support natural binaural processes in the brain?
  1. WindGuard
  2. Sound Shaper
  3. Spatial Sense
  4. Binaural Directionality II
2.  The brain is thought to process sounds in the environment according to what strategy?
  1. Search and find
  2. Seek and destroy
  3. Detect and choose
  4. Filter and select
3.  Which is NOT one of the available directional responses offered by Binaural Directionality II?
  1. Bilateral omnidirectional
  2. Bilateral directional
  3. Asymmetric directional
  4. Adaptive directional
4.  Research shows that hearing instrument users are in quiet environments, or ones in which they would prefer an omnidirectional response, ______ of the wear time.
  1. 20-25%
  2. 30-35%
  3. 50-60%
  4. 70-80%
5.  _________ and ____________ are hearing instrument-related causes of distorted spatial cues.
  1. CIC microphone location and linear signal processing
  2. BTE/RIC microphone location and WDRC
  3. CIC microphone location and WDRC
  4. BTE/RIC microphone location and noise reduction
6.  Spatial Sense incorporates which two technologies to preserve acoustic cues for spatial hearing?
  1. Pinna restoration and binaural compression
  2. Pinna restoration and wind noise reduction
  3. Compression and directionality
  4. Sound Shaper and binaural compression
7.  ITDs generally provide ______ frequency cues for localization, while ILDs provide ______ frequency cues for localization.
  1. High, low
  2. Mid, low
  3. Low, high
  4. High, mid
8.  Split band directionality, as described in Directional Mix Processing, provides omnidirectional processing _________ the crossover frequency, and directional processing _________ the crossover frequency.
  1. Below, above
  2. Above, below
  3. At, above
  4. Below, at
9.  What is one consideration that might preclude the use of frequency lowering in hearing instrument signal processing for an individual?
  1. Poor working memory
  2. Length of hearing aid use
  3. Number of programs fitted
  4. Fitting target used for calculating gains
10.  Sound Shaper is a _____________ frequency compression strategy.
  1. Non-linear
  2. Non-proportional
  3. Proportional
  4. Pure tone

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