COHN 2 UPDATED ACTUAL EXAM QUESTIONS CORRECT ANSWERS GRADED A PLUS
COHN-S COMPREHENSIVE TEST 2026/2027
QUESTIONS WITH ANSWERS GRADED A+
Question:
Baseline testing.
Answer:
Within six months if in-house after 14 hours exposure free or within one year if using van testing
Question:
Only two ways you can change a baseline hearing.
Answer:
One if the baseline improves and two if they have STS that becomes the baseline
Question:
A Standard Threshold Shift (STS) is defined in OSHA's Hearing Conservation amendment as an
average shift (or loss) in either ear of _____ or more at the 2,000; 3,000; and 4,000 frequencies.
Answer:
10 dB
Question:
Audiometer Calibration.
Answer:
Biological check every day before testing Acoustical check annually Exhaustive calibration every
two years
Question:
,sensory neural hearing loss.
Answer:
hearing loss caused by damage to the cochlea's receptor cells or to the auditory nerve. Inner ear
Question:
A weber test that lateralized is to the good year would be positive for a?
Answer:
Sensorineural loss
Question:
A Rinne test resulted in bone conduction being heard longer than air conduction, the loss would be
a?
Answer:
Conductive hearing loss
Question:
How many phases are required to be included in the hearing conservation program?
Answer:
5
Question:
What is the length of time before the OHN must be recertified in hearing conservation?
Answer:
5 years
Question:
Wagner Act (1935).
,Answer:
(National Labor Relations Act) gives workers the right to organize a union and bargain with
management
Question:
Five step grievance arbitration procedure.
Answer:
Grievant, union steward, chief steward, local union president, last step arbitration
Question:
OSHA (Occupational Safety and Health Administration).
Answer:
Establish and modify mandatory standards Falls under the department of labor
Question:
NIOSH (National Institute for Occupational Safety and Health).
Answer:
Federal agency that is nonregulatory and provides national and worldwide leadership to prevent
work-related illnesses and injuries. Developed criteria for the national standards Does not cite or
give penalties
Question:
DOT exam blood pressure qualification.
Answer:
Driver qualified if blood pressure is less than or equal to 140/90
Question:
, DOT vision requirement.
Answer:
At least 20/40 acuity in each eye with or without correction
Question:
DOT hearing requirement.
Answer:
Must first perceive force whispered voice greater than or equal to 5 feet, with or without hearing aid
or average hearing loss and better ear less than or greater than 40 dB
Question:
DOT qualifications and diabetes.
Answer:
Must have no establish medical history or clinical diagnosis of diabetes mellitus currently requiring
insulin for control, if condition controlled by use of oral medication and diet, then individual may be
qualified under the present rule.
Question:
GINA.
Answer:
prohibits discrimination based on genetic information
Question:
Limitations are medical exams before making job offer:.
Answer:
Cannot ask or require applicant to take medical examination Cannot inquire about disability or
nature of severity of disability May ask questions about ability to perform specific job functions
May ask person to describe or demonstrate how to perform essential function Make condition job
offer on satisfactory result of post offer medical examination
COHN-S COMPREHENSIVE TEST 2026/2027
QUESTIONS WITH ANSWERS GRADED A+
Question:
Baseline testing.
Answer:
Within six months if in-house after 14 hours exposure free or within one year if using van testing
Question:
Only two ways you can change a baseline hearing.
Answer:
One if the baseline improves and two if they have STS that becomes the baseline
Question:
A Standard Threshold Shift (STS) is defined in OSHA's Hearing Conservation amendment as an
average shift (or loss) in either ear of _____ or more at the 2,000; 3,000; and 4,000 frequencies.
Answer:
10 dB
Question:
Audiometer Calibration.
Answer:
Biological check every day before testing Acoustical check annually Exhaustive calibration every
two years
Question:
,sensory neural hearing loss.
Answer:
hearing loss caused by damage to the cochlea's receptor cells or to the auditory nerve. Inner ear
Question:
A weber test that lateralized is to the good year would be positive for a?
Answer:
Sensorineural loss
Question:
A Rinne test resulted in bone conduction being heard longer than air conduction, the loss would be
a?
Answer:
Conductive hearing loss
Question:
How many phases are required to be included in the hearing conservation program?
Answer:
5
Question:
What is the length of time before the OHN must be recertified in hearing conservation?
Answer:
5 years
Question:
Wagner Act (1935).
,Answer:
(National Labor Relations Act) gives workers the right to organize a union and bargain with
management
Question:
Five step grievance arbitration procedure.
Answer:
Grievant, union steward, chief steward, local union president, last step arbitration
Question:
OSHA (Occupational Safety and Health Administration).
Answer:
Establish and modify mandatory standards Falls under the department of labor
Question:
NIOSH (National Institute for Occupational Safety and Health).
Answer:
Federal agency that is nonregulatory and provides national and worldwide leadership to prevent
work-related illnesses and injuries. Developed criteria for the national standards Does not cite or
give penalties
Question:
DOT exam blood pressure qualification.
Answer:
Driver qualified if blood pressure is less than or equal to 140/90
Question:
, DOT vision requirement.
Answer:
At least 20/40 acuity in each eye with or without correction
Question:
DOT hearing requirement.
Answer:
Must first perceive force whispered voice greater than or equal to 5 feet, with or without hearing aid
or average hearing loss and better ear less than or greater than 40 dB
Question:
DOT qualifications and diabetes.
Answer:
Must have no establish medical history or clinical diagnosis of diabetes mellitus currently requiring
insulin for control, if condition controlled by use of oral medication and diet, then individual may be
qualified under the present rule.
Question:
GINA.
Answer:
prohibits discrimination based on genetic information
Question:
Limitations are medical exams before making job offer:.
Answer:
Cannot ask or require applicant to take medical examination Cannot inquire about disability or
nature of severity of disability May ask questions about ability to perform specific job functions
May ask person to describe or demonstrate how to perform essential function Make condition job
offer on satisfactory result of post offer medical examination
