ESAMS HEARING CONSERVATION
EXAM QUESTIONS AND ANSWERS
Double protection must be worn when continuous noise levels exceed: - Correct
Answers -104 Dba
A snail-shaped organ located in the inner ear is called: - Correct Answers -Cochlea
What two factors determine whether noise is hazardous to hearing? - Correct Answers
--Intensity and duration
Which frequency range of human hearing is most affected by hazardous noise? -
Correct Answers -3000-6000 Hz
What part of the ear contains the eardrum? - Correct Answers --Middle Ear
Which part of the ear acts like a funnel, directing sound waves to the eardrum? - Correct
Answers --Outer ear
Which of the following are elements of the Hearing Conservation Program? - Correct
Answers --Noise hazard identification
-Audiometric monitoring
-Hearing conservation education
Hearing loss is compounded by the combination of noise-effects and: - Correct Answers
--Certain chemicals or solvents
-The aging process
Pre-formed ear plugs: - Correct Answers --Must be fitted by medically trained personnel
-Must be washed with warm, soapy water and air dried before next use
What effect does long-term noise exposure have on individuals? - Correct Answers --
Permanent sensorineural hearing loss
-Isolation and withdrawal from social situations
-Tinnitus
EXAM QUESTIONS AND ANSWERS
Double protection must be worn when continuous noise levels exceed: - Correct
Answers -104 Dba
A snail-shaped organ located in the inner ear is called: - Correct Answers -Cochlea
What two factors determine whether noise is hazardous to hearing? - Correct Answers
--Intensity and duration
Which frequency range of human hearing is most affected by hazardous noise? -
Correct Answers -3000-6000 Hz
What part of the ear contains the eardrum? - Correct Answers --Middle Ear
Which part of the ear acts like a funnel, directing sound waves to the eardrum? - Correct
Answers --Outer ear
Which of the following are elements of the Hearing Conservation Program? - Correct
Answers --Noise hazard identification
-Audiometric monitoring
-Hearing conservation education
Hearing loss is compounded by the combination of noise-effects and: - Correct Answers
--Certain chemicals or solvents
-The aging process
Pre-formed ear plugs: - Correct Answers --Must be fitted by medically trained personnel
-Must be washed with warm, soapy water and air dried before next use
What effect does long-term noise exposure have on individuals? - Correct Answers --
Permanent sensorineural hearing loss
-Isolation and withdrawal from social situations
-Tinnitus