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Advanced Sound Processing

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1.  What happens to stimulation rate when pulse width is increased?
  1. Rate decreases
  2. Rate increase
  3. Rate stays the same
  4. None of the above
2.  How many independent current sources do AB internal devices have?
  1. 1
  2. 8
  3. 16
  4. 32
3.  Current steering provides _______________ points of stimulation within the cochlea.
  1. fewer
  2. additional
  3. the same
  4. none of the above
4.  The ability to steer current between physical electrode contacts provides the recipient with additional __________ information.
  1. temporal
  2. spectral
  3. intensity
  4. none of the above
5.  Which sound processing strategies use current steering?
  1. HiRes Optima S & P
  2. HiRes Fidelity 120 S & P
  3. HiRes S & P
  4. A&B only
6.  Which type of stimulation sends an electrical pulse to one electrode at a time.
  1. Sequential
  2. Paired
  3. Sporatic
  4. None of the above
7.  Faster rates of stimulation elicit __________ firing of the auditory nerve and provide additional temporal details.
  1. synchronous
  2. stochastic
  3. sporadic
  4. simultaneous
8.  What is the maximum amount of attenuation applied for the ClearVoice medium setting?
  1. 6 dB
  2. 12 dB
  3. 18 dB
  4. 24 dB
9.  Which IDR provides more soft sounds to the recipient?
  1. 50 dB IDR
  2. 60 dB IDR
  3. 70 dB IDR
  4. 80 dB IDR
10.  Which sound processing strategy was introduced to provide additional temporal information to the recipient?
  1. CIS
  2. HiResolution
  3. HiResolution Fidelity 120
  4. HiRes Optima