AAO-HNSF Certificate Program for Otolaryngology Personnel

77. The cochlear implant:

a. Allows for direct stimulation of the auditory nerves b. Vibrates the ossicular chain c. Replaces the oval window d. Replaces the tympanic membrane

Basic Physics of Sound and Hearing (Questions 78- 80)

78. The term used to describe sound in cycles per second is called hertz, frequency.

a. True b. False

79. A characteristic of sound related to frequency is wavelength, hertz, pitch.

a. True b. False

80. The sound intensity of normal conversation at 3 feet is:

a. 50-60 dB b. 60-70 dB c. 70-80 dB d. 80-90 dB

Basic Causes of Hearing Loss and Audiometric Patterns (Question: 81)

81. A normal human has this many pairs of chromosomes.

a. 21 b. 22 c. 23 d. 24

Basic Types and Purpose of Hearing Tests (Questions: 82-85)

82. The average threshold for 500, 1000, and 2000 Hz is called the PTA or Pure Tone Average.

a. True b. False

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