Term
| What are the four main parts of the ear? |
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Definition
•Outer Ear
•Middle Ear
•Inner Ear or Chochlea
•Auditory Nervous System |
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Term
| What is the difference between Conductive and Sensorineural Hearing Loss? |
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Definition
•Conductive – Sound is prevented from entering the ear
•Sensorineural – Damage to the cochlea or nervous system |
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Term
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Definition
| Damage to the sensory hair cells that cause a tone to be heard. |
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Term
| What is an otoscope used for? |
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Definition
| Examination of the middle and outer ear. |
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Term
| What are the different kinds of hearing aids that are available? |
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Definition
•Open Fit
•Behind the Ear
•In the Ear
•In the Canal
•Completely in the Canal |
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Term
| What are the different kinds of implants that are available? |
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Definition
•Cochlear Implant
•Bone Anchored Hearing Aid
•Middle Ear Implant
•Auditory Brainstem Implant |
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Term
| How does a telecoil work? |
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Definition
| Takes a magnetic field that is outputted by a device and translates it into sound. |
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Term
| What is the biggest drawback of an infrared system? |
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Definition
| Requires line of sight to work |
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Term
| How does an induction loop work? |
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Definition
| Transmits an electromagnetic wave that can be picked up by a telecoil or induction receiver. |
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Term
| How many channels does Pro-Logic support? |
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Definition
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Term
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Definition
| 5 channels of audio with 1 LFE channel |
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Term
| What was the first film to use surround sound? |
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Definition
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Term
| What is required for a system to be THX certified? |
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Definition
•Physical structure
•Projection system
•Seating arrangement
•Sound system |
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Term
| What are some of the THX standards that theaters must satisfy to attain certification status? |
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Definition
• Noise and distortion levels, sightline ratios, and equipment caliber
• Meet LUCAS FILM standards |
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Term
| How did Dolby put digital audio onto a filmstrip? |
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Definition
| •They put the audio between the sprocket holes |
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