COHN-S COMPREHENSIVE TEST 2026
QUESTIONS WITH ANSWERS GRADED A+
◉ Baseline testing. Answer: Within six months if in-house after 14
hours exposure free or within one year if using van testing
◉ 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
◉ 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
◉ Audiometer Calibration. Answer: Biological check every day
before testing
Acoustical check annually
Exhaustive calibration every two years
◉ sensory neural hearing loss. Answer: hearing loss caused by
damage to the cochlea's receptor cells or to the auditory nerve. Inner
ear
,◉ A weber test that lateralized is to the good year would be positive
for a?. Answer: Sensorineural loss
◉ A Rinne test resulted in bone conduction being heard longer than
air conduction, the loss would be a?. Answer: Conductive hearing
loss
◉ How many phases are required to be included in the hearing
conservation program?. Answer: 5
◉ What is the length of time before the OHN must be recertified in
hearing conservation?. Answer: 5 years
◉ Wagner Act (1935). Answer: (National Labor Relations Act) gives
workers the right to organize a union and bargain with management
◉ Five step grievance arbitration procedure. Answer: Grievant,
union steward, chief steward, local union president, last step
arbitration
◉ OSHA (Occupational Safety and Health Administration). Answer:
Establish and modify mandatory standards
Falls under the department of labor
,◉ 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
◉ DOT exam blood pressure qualification. Answer: Driver qualified
if blood pressure is less than or equal to 140/90
◉ DOT vision requirement. Answer: At least 20/40 acuity in each
eye with or without correction
◉ 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
◉ 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.
, ◉ GINA. Answer: prohibits discrimination based on genetic
information
◉ 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
◉ Blood borne pathogen training. Answer: On initial assignment and
each year
◉ Exposure incident. Answer: specific eye, mouth, other mucous
membrane, non-intact skin, or parenteral contact with blood or
other potentially infectious materials that results from the
performance of an employee's duties.
◉ Hepatitis B vaccine should be given or offered. Answer: Within 10
working days of assignment
QUESTIONS WITH ANSWERS GRADED A+
◉ Baseline testing. Answer: Within six months if in-house after 14
hours exposure free or within one year if using van testing
◉ 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
◉ 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
◉ Audiometer Calibration. Answer: Biological check every day
before testing
Acoustical check annually
Exhaustive calibration every two years
◉ sensory neural hearing loss. Answer: hearing loss caused by
damage to the cochlea's receptor cells or to the auditory nerve. Inner
ear
,◉ A weber test that lateralized is to the good year would be positive
for a?. Answer: Sensorineural loss
◉ A Rinne test resulted in bone conduction being heard longer than
air conduction, the loss would be a?. Answer: Conductive hearing
loss
◉ How many phases are required to be included in the hearing
conservation program?. Answer: 5
◉ What is the length of time before the OHN must be recertified in
hearing conservation?. Answer: 5 years
◉ Wagner Act (1935). Answer: (National Labor Relations Act) gives
workers the right to organize a union and bargain with management
◉ Five step grievance arbitration procedure. Answer: Grievant,
union steward, chief steward, local union president, last step
arbitration
◉ OSHA (Occupational Safety and Health Administration). Answer:
Establish and modify mandatory standards
Falls under the department of labor
,◉ 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
◉ DOT exam blood pressure qualification. Answer: Driver qualified
if blood pressure is less than or equal to 140/90
◉ DOT vision requirement. Answer: At least 20/40 acuity in each
eye with or without correction
◉ 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
◉ 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.
, ◉ GINA. Answer: prohibits discrimination based on genetic
information
◉ 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
◉ Blood borne pathogen training. Answer: On initial assignment and
each year
◉ Exposure incident. Answer: specific eye, mouth, other mucous
membrane, non-intact skin, or parenteral contact with blood or
other potentially infectious materials that results from the
performance of an employee's duties.
◉ Hepatitis B vaccine should be given or offered. Answer: Within 10
working days of assignment
