DoD Hearing Technician Tri‑Service Certification Course Practice Test

These questions are part of the practice quiz. Start practicing

• How do engineering controls function in a workplace?
• What type of hearing test requires precise increments and patient responses to adjust volume?
• What is otitis externa?
• Which type of HPD is adequate for hearing protection when hazardous noise levels are below 95 dB(A)?
• What is one of the roles of an Occupational Hearing Conservationist/Hearing Technician?
• Under what condition must feasible engineering or administrative controls be considered mandatory?
• What can result from a hole in the tympanic membrane?
• What types of hearing protection devices must be provided to employees?
• What determines the need for a hearing conservation program?
• Inner ear hair cells are most vulnerable to damage when exposed to what?
• Which type of hearing loss is typically associated with presbycusis and ototoxicity?
• When should an audiogram baseline not be re-established by a technician?
• Which of the following could be a cause for conductive hearing loss?
• Who is required by OSHA to be included in a hearing conservation program?
• At what noise level should exposure time be cut in half according to OSHA's exchange rate?
• What is the action level (AL) per OSHA standards?
• What best describes the role of a workplace supervisor in a hearing conservation program?
• How often must OHC education be provided to all employees?
• Where can exposure limits be found in the OSHA guidelines?
• What can artificially increase hearing thresholds, especially at 500Hz?
• How frequently must the DD Form 2217 be printed for export?
• What information is recorded on DD Form 2216?
• In sound measurement, which frequency range does a "Z" weighting network primarily cover?
• What is a common civilian related occupational noise source?
• How is frequency measured?
• What is the primary function of a noise dosimeter?
• How is a temporary threshold shift (TTS) characterized?
• An example of a varying sound would be:
• What is considered the normal hearing range in decibels (dBHL)?
• What is one of the most important roles of the Hearing Technician?
• What is a primary goal of conducting evaluations for signs of NIHL?
• Which type of frequency receives less importance (weight) in the "A" weighting network?
• What effect can prolonged noise exposure have on an individual's health?
• What is the primary mission of the CAOHC?
• What is the purpose of the DD Form 2214?
• What is the threshold of hearing?
• Which software is utilized within the DOEHRS-HC for hearing conservation?
• Which structure forms the boundary between the outer and middle ear?
• What should a technician observe for before starting a hearing test?
• When should a PULHES 'H' be referred for further evaluation?
• What type of hearing loss does a positive STS indicate?
• What types of noise would a worker typically encounter?
• What is a microprocessor in relation to hearing equipment?
• At what time-weighted average (TWA) noise level should single hearing protection devices (HPDs) be used?
• During patient intake, which question should NOT be included?
• Which frequency is a common threshold for identifying early noise-induced hearing loss?
• What does the "Z" weighting network commonly measure?
• An impact or impulse sound is:
• Which strategy can best help technicians improve their counseling skills?
• What is the vision of the CAOHC?
• During a functional listening check, at what dB level does the tone begin in the left ear?
• What is characterized by hearing loss in both ears and possibly due to unilateral noise exposure?
• Which form is designated for recording daily biological calibration checks?
• Which nerve is affected by conditions within the inner ear?
• For the frequency of 6000Hz, what calibration baseline must be achieved?
• What does the acronym PAR stand for?
• What is the primary function of the Defense Occupational Environmental Health Readiness System for Hearing Conservation?
• What is the minimum time interval for presenting tones in a non-manual test after each response?
• Which standards must an audiometer test environment meet?
• How many hearing protection devices (HPDs) must be available to employees according to OSHA?
• According to DoD regulations, how often must an exhaustive electroacoustic calibration occur?
• What signifies a medical emergency regarding hearing loss?
• Which of the following methods is ideal for reducing noise at the source?
• When are serial/numeric audiogram recordings generally utilized?
• What describes an intermittent sound?
• How much should the volume be increased if the patient does NOT respond?
• What contributes to the progressiveness of noise-induced hearing loss (NIHL)?
• What characteristic of audiometric configurations is concerning for ear disease?
• When should the daily biologic calibration checks (DD Form 2217) be printed?
• What is considered moderate hearing loss?
• For how long should DD Form 2217 be maintained in records?
• Which of the following is NOT one of the three types of engineering controls?
• What is NOT an auditory effect of noise exposure?
• What is typically true regarding hyperacusis?
• What is the timeframe for officially reporting an STS to the service-level safety office?
• What is the main objective of the Hearing Conservation Program (HCP)?
• What is the key focus of the training regarding HPDs?
• What is one of the main objectives of a hearing conservation program in the military?
• At what dB level must employers ensure hearing protection devices (HPDs) are used?
• What is frequency commonly referred to as?
• Which tool is primarily used for baseline audiograms in the military context?
• How is an "A" weighting network described in terms of its application?
• Which skill is highlighted as important for a Hearing Technician?
• What is emphasized about the importance of using HPDs according to the required training?
• What can result from damage to the sensory cells in the inner ear?
• What type of noise-induced hearing loss (NIHL) is first observed at 4000 Hz?
• What does audiometric zero represent?
• What are the technical terms used to describe temporal/time?
• Hair cells responsible for high frequencies are located at which part of the cochlea?
• During a counseling session, what is essential for patient rapport?
• What structure is NOT found in the inner ear?
• According to DODI 6055.12, what training is mandatory for all military personnel?
• What organization oversees the certification of Certified Occupational Hearing Conservationists (COHCs)?
• What result can occur if the eustachian tube fails to function correctly?
• What is a significant factor considered in biological calibration checks for hearing tests?
• Which scenario may lead to eustachian tube dysfunction?
• To which system does DOEHRS-HC DR feed information?
• In hearing conservation, what action is performed by the CCA-200 software within DOEHRS-HC?
• What is classified as moderately-severe hearing loss?
• What is the maximum allowable impulse noise level for single HPD use?
• What do administrative controls aim to change?
• During a manual hearing test, what is the recommended starting level for presenting stimuli?
• What is a key characteristic of impulse sounds?
• What items should a patient remove before starting their hearing test?
• What signifies a permanent threshold shift (PTS)?
• Who is responsible for conducting audiometry and also stocks and fits hearing protection devices (HPDs)?
• What describes an abnormal sensitivity to loud sounds?
• Why is hearing conservation education important?
• Amplitude is referred to as:
• An STS on an audiogram is recognized when there is a decrease of how many dB at specified frequencies?
• What is the role of audiologists in the context of noise professions?
• How often should employees' hearing be tested in a hearing conservation program?
• What is a baseline audiogram?
• According to OSHA standards, when should an audiometric baseline be established?
• What does the term 'TWA' stand for in the context of noise exposure?
• What does NIHL stand for?
• How frequently must DD Form 2216 be completed?
• What type of sound measurement would mainly utilize a "C" weighting network?
• What describes a "Z" weighting network?
• What does the notation on an audiogram indicate?
• What action is primarily the responsibility of an occupational health nurse in a hearing conservation program?
• What are the four P's of noise-induced hearing loss (NIHL)?
• Within how many days must an employee and supervisor be notified about an STS?
• How is audiometric data primarily recorded for service members?
• In terms of engineering controls, what does enclosing the noise source mean?
• What is the preferred method to protect employees in terms of hazard control?
• What is required to confirm a permanent threshold shift?
• What does effective training on HPDs include?
• Which professionals are recognized to perform audiometry according to NIOSH?
• What volume increment is recommended to increase stimuli during a manual test until the patient responds?
• What is one potential result of exposure to hazardous noise?
• What is the minimum noise-free period required before conducting a baseline audiogram using DD Form 2215?
• Which of the following best describes the term 'temporal' in relation to sound?
• A common example of an impulse sound is:
• What is an "A" weighting network primarily designed to do?
• Which of the following is a DoD related occupational noise source?
• A common example of an intermittent sound is:
• What could indicate a safety risk related to noise exposure?
• What information does a graphic audiogram typically represent?
• What type of hearing loss typically mirrors results in both ears on an audiogram?
• How is amplitude measured?
• Noise induced injury occurs due to:
• What is the occlusion effect in relation to earplugs?
• What test frequencies are required according to ANSI S3.21?
• Which component is essential for audiometric monitoring?
• What is the maximum dB(A) an employee should be exposed to regardless of the 8-hr average?
• What can cause conductive hearing loss?
• What gives a different level or importance to each frequency and is applied by the sound level meter according to the settings chosen?
• What aspect is NOT part of the required training for military personnel regarding noise exposure?
• What is a common characteristic of sloping high-frequency hearing loss?
• Which of the following frequencies is typically considered high-pitched?
• Why is regular maintenance of loud equipment important?
• When counseling patients, which document blocks should be reviewed?
• Which occupational sources are commonly associated with the military?
• Who is allowed to perform audiometry?
• What does the cochlea primarily affect?
• Where can the Army's hearing regulations be located?
• Which of the following professions specializes in assessing workplace environments for noise hazards?
• Which of the following is NOT a major element of the hearing conservation program (HCP)?
• What is the maximum allowable dB level for a soundproof audiometric booth according to DOD standards?
• What is the primary goal of patient counseling in healthcare?
• Sensorineural hearing loss due to noise exposure primarily affects hair cells in which frequency range?
• What is OSHA's exchange rate for noise exposure?
• When must an audiometry baseline be established according to NIOSH standards?
• Who among the following is NOT considered a noise professional?
• Which individual should be consulted for managing workplace hearing conservation programs?
• Which type of hearing loss is rarely caused by noise exposure?
• What is the #1 occupational health hazard in the military?
• What is crucial for maintaining patient confidentiality?
• What average dB threshold at 2, 3, and 4 kHz indicates recordable hearing loss?
• What is the primary purpose of audiometric testing?
• What best describes a manual audiometer?
• During a non-manual hearing test, how long should each tone be presented?
• Low-pitched sounds are typically described as frequencies that are:
• What is the main benefit of using motivational interviewing techniques in healthcare?
• What is the term for hearing loss in one ear?
• What is commonly known as earwax?
• What is a critical factor for effective Occupational Health Consultation training?
• What is a key responsibility of a CAOHC certified Certified Occupational Hearing Conservationist?
• Which of the following is a potential outcome of noise exposure affecting communication?
• Which item needs to be recorded on the DD Form 2214?
• What is meant by impulse/impact noise?
• Which type of noise is characterized by a constant volume without interruption?
• Who is primarily responsible for reporting Standard Threshold Shift (STS) and recordable hearing loss data?
• For what purpose is a "C" weighting network primarily used?
• Temporal/time refers to:
• What is the permissible exposure limit (PEL) per OSHA standards?
• Do audiometric booths require soundproofing according to military standards?
• What situations necessitate a referral for an audiogram?
• What can unprotected exposure to hazardous noise cause?
• What is the main function of the pinna?
• At what level of dBHL is low-frequency hearing loss classified?
• How does noise induced illness primarily occur?
• What type of hearing loss is caused by issues in the outer or middle ear?
• Which of the following is NOT a characteristic of sound?
• How can prolonged exposure to hazardous noise affect hearing?
• What is a critical step when considering referrals for audiograms?
• What is the significance of using a time-weighted average in noise exposure assessments?
• Which of the following processes is essential when evaluating hearing loss?
• What is the role of hearing conservation programs?
• What standard should technicians follow for implementing hearing screenings?
• Which factor is essential for the effectiveness of HPDs?
• Which of the following is a non-auditory effect of noise exposure?
• What is a common symptom of otitis externa?
• What is the recertification period for hearing technicians?
• What is sensorineural hearing loss?
• What is the exchange rate used by NIOSH and DoD?
• Which diseases are known to be related to hearing loss?
• Which of the following findings should prompt a referral to a professional?
• Which type of HPD is meant for one-time use only?
• What is impulse or impact noise?
• Why is follow-up important after patient counseling?
• Which three main weighting networks are commonly used in sound measurement?
• How often does OSHA require exhaustive electroacoustic calibration?
• What does STS stand for in hearing assessment terminology?
• What should be a major focus for technicians when conducting hearing tests?
• Which frequency range is primarily assessed for significant threshold shifts?
• How often are calibration and functional checks to be performed on audiometers?
• Which civilian group has the largest exposure to hazardous noise?
• In terms of infection control, which of the following is NOT a consideration?
• What does GINA prevent in the context of patient intake?
• Which organizations in the U.S. are responsible for regulating occupational noise?
• According to DoD standards, when should an audiometry baseline be established?
• Which substances are known to cause hearing loss due to their toxic effects?
• What condition is characterized by ringing or buzzing in the ears?
• When should dosimetry monitoring be conducted in relation to noise levels?
• If a patient responds during a hearing test, how much should the volume decrease?
• For how long must DD Form 2214 be maintained?
• Which professionals are responsible for conducting evaluations to identify early signs of Noise-Induced Hearing Loss (NIHL)?
• What is the recommended period of auditory rest for assessing TTS?
• Which individual ensures that personnel properly carry and use hearing protection devices (HPDs)?
• Which individual is typically NOT involved in administering audiometric tests?
• When do thresholds appear to be approximately the same across the test frequencies in one ear?
• What structures are contained within the middle ear?
• What does the acronym PULHES represent?
• What calibration baseline must be achieved for frequencies between 500-4000Hz?
• Which statement about decibels is true?
• Who is responsible for enrolling employees identified as needing hearing conservation support?
• What does "cross over" refer to during hearing tests?
• What range qualifies as mild hearing loss in decibels (dBHL)?
• What type of hearing loss is associated with middle ear dysfunction?
• What type of noise starts and stops repeatedly?
• What defines a significant threshold shift (STS) in audiometric testing?
• Which approach should be emphasized during patient education about hearing health?
• What does the Noise Reduction Rating (NRR) represent?
• What is the OSHA exchange rate for noise exposure?
• Which is a critical factor to check for the accuracy of a hearing test?
• A varying sound is characterized by:
• What is the term for age-related hearing loss?
• What action should be performed if conductive hearing loss is suspected?
• What are some examples of non-occupational noise sources?
• What standard must audiometers be calibrated according to?
• Which classification corresponds to profound hearing loss?
• What does PEL stand for in hearing conservation?
• When should DOEHRS-HC data be exported to the DOEHRS-HC DR?
• Which part of the ear is known as the visible portion and includes the ear canal?
• Which statement best describes auditory health monitoring?
• What should be done when sudden hearing loss appears on an audiogram?
• What key concept should Hearing Technicians promote in their practice?