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Which of the following statements is most true about the use of gloves? a. Gloves are considered one-time use and should be disposed of after each use. b. Gloves can be reused as long as they were not contaminated with blood or other bodily fluids. c. Gloves can be cleaned and reused if properly sanitized. d. Gloves can be saved to be used during a different appointment with the same patient. Correct answers A Which of the following complaints warrants an immediate referral to a physici...

Upon doing otoscopy, a perforation in the lower left quadrant of the right eardrum is observed. In the referral to the doctor, which of the following is the BEST way to describe these findings? a) Anterior lower perforation b)Anterior inferior perforation c)Posterior inferior perforation d)Posterior lower perforation Correct answers C A 67-year old patient/client has been referred by his physician for hearing aids. He reports recent significant changes in hearing and is upset about not...

The PT brings in their 4 year old high end digital signal processing hearing instrument because its not working at all. It is out of warranty. All of the source of the problem has not been found and the hearing instrument is still not working. At this point the hearing instrument specialist has no choice but to _______ A. recommend that they purchase a new set B. send it to an all-make repair facility C. send it to the manufacture for repair and refurbishment D. recommend medical referral ...

Which statement supports patients/clients as they are learning about their new hearing instruments? Select one: A. Here's a picture of your hearing aid that you can take home; if you push the button that the green arrow points to, you will turn up the volume of your hearing aid B. See this button here? Pushing it will turn up the volume of your hearing aid C. There's a button on the back of your hearing aid that you can push to turn up the volume D. Once the hearing aid is in your ear...

SECTION I: Tympanometry Correct answers What does tympanometry measure? Correct answers middle ear function/mobility as reflected by TM mobility/compliance, ossicular chain movement and the integrity of the middle ear space. Tympanometry is aka? Correct answers Immitance audiometry How does tympanometry work? Correct answers probe is inserted* pressure pump continouosly changes the EEC pressure from + to - When is the ME system it's most compliant and functioning optimally? Corre...

Professionalism can be defined as practicing with __________ . Select one: C. work ethic D. All the above A. a high-performance standard B. accountability Correct answers D The legal aspects of professional practice are defined through Select one: A. membership in a professional society B. ethical conduct C. local and national laws and regulations D. the FDA Correct answers C Ethical conduct __________ . Select one: A. is the expectation that a practitioner will conduct...

The hearing aid is full-on, the input is 50 dB or 60 dB, as selected, the curve runs from 200-5000 Hz is the Correct answers FOG Reference test gain is Correct answers the same as full-on in mild gain aids a more realistic setting than full-on 77 dB less than the HFA SSPL-90 Input is 60 dB; volume control is set in the reference test position. This curve represents Correct answers frequency response curve HFA is determined by averaging the values at: Correct answers 1000, 1600, and 25...

What is the difference between hearing instrument verification and validation? Select one: A. Verification measures take into account the patient's/client's opinions and perceptions in addition to determining the acoustic success of the hearing instrument fitting, while validation measures only include the patient's/client's opinions and perceptions B. Verification is a measure of the wearer's satisfaction with the hearing instrument fitting while validation is a measure of t...

Professionalism can be defined as practicing with __________ . Correct answers a high performance standard, accountability, and work ethic. The legal aspects of professional practice are defined through... Correct answers local and national laws and regulations Ethical conduct is __________ . Correct answers the expectation that a practitioner will conduct himself/herself in a socially acceptable manner and in a way that is consistent with members of the professional organization T/F Ac...

Why should an otoblock be placed just beyond the second bend of the ear canal during preparation for taking an ear impression? A: prevents the otoblock from moving during the impression process B: results in an impression featuring the full canal diameter C: results in a complete impression of the outer ear D: prevents cerumen from interfering with the impression Correct answers B: results in an impression featuring the full canal diameter Which validation method can be effectively p...

What should be done prior to the hearing instrument fitting to ensure that the hearing instrument is functioning properly? Correct answers Measure the performance of the hearing instrument and compare the results to the manufacturer's expectations What are prescriptive methods used for? Correct answers Determining the acoustic targets for hearing aid verification measures What should be done to assess the comfort of a new hearing instrument? Correct answers Ask the patient how it feels ...

The adult ear canal: Correct answers Rises upward and forward then descends to the drum The isthmus is: Correct answers Where the canal narrows to enter the temporal bone The pinna and the external canal together: Correct answers -Gather and reinforce accoustical signals -With the irregular shape of the auricle, cause increases and decreases at different frequencies as the sound arrives at the ear. -Forms a resonating tube. The average resonant frequency of the ear canal plus concha i...

In general, mold modifications are as follows: Correct answers Venting affects lows, damping the midrange and horn effects boost highs. Basic verification involves: Correct answers checking MCL and UCL in quiet and noise. Sound field is Correct answers a controlled environment The configuration and height of the tympanogram can be a factor in deciding the proper matrix for the fitting of a hearing aid: Correct answers A high Type A tells us to decrease the output by 2-3 dB You cannot...

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What is a "beat" Correct answers refers to any designated street, road or area for which a Traffic Warden is responsible to patrol during his tour of duty What is "patrol" Correct answers refers to the movement by a Traffic Warden within a designated area for the purpose of regulating the flow of traffic and detecting traffic offenses there at What are some of the things a Traffic Warden SHALL do on his beat or patrolled area? Correct answers a) be correctly and cleanly dressed...

L=(WS²)/60 for 40MPH or less, L=WS for 45MPH or more Correct answers Formula for Min. taper length The off peak 85th percentile. Which is the speed at or below which 85% of vehicles travel operating speed in free flow conditions Correct answers speed used in formulas should be 125' Correct answers Distance of L for 25 MPH with 12' Lane width 245' Correct answers Distance of L for 35 MPH with 12' Lane width 540' Correct answers Distance of L for 45 MPH with 12' Lan...

Is a shadow vehicle used in all traffic zones? A. True B. False Correct answers False The shadow vehicle is occupied whenever workers are in the work area. A. True B. False Correct answers False What class one light is the shadow vehicle equipped with? A. Flashing Yellow Light B. Oscillating Yellow Light C. Yellow Strobe Light D. All of the above Correct answers All of the above When may cones be substituted for drums? A. Daytime traffic control minimum height 18" B. ...

How long flagger certification is valid Correct answers 3 years TTC Correct answers Temporary Traffic Control The quality or state of being conspicuous Correct answers Conspicuity All signals, marking, and other devices used to regulate, warn, or guide traffic, placed on, over, or adjacent to a street, highway, or bikeway by authority of a public agency having jurisdiction. Correct answers Traffic Control Devices All 4 work zones must conform to these (4) standards Correct answers -M...

What stage: Gather available data Prior to occupying TTC zone Consider the needs of all users Coordinate between adjacent or overlapping projects Correct answers Planning What stage: Select best traffic control alternative based on: safety, mobility, cost, constructability Correct answers Design What Factors effect the design of a TTC plan Correct answers Traffic Factors, characteristics, and speed. Traffic controls, urban features, and traffic generators What are the MUTCD cate...

Globe Valve correct answersA valve that should be used for throttling is a? 30-70 correct answerswhat is the acceptable range for residual sodium sulfite in the boiler maintain? 146,000 correct answerswhat is the BTU content of a Gallon of #4? Brine correct answerswhat does a zeolite water softener system use as a means of regeneration? Backwash, correct answerswhat are the steps for a Zeolite rejuvenation water softener process? Condenser correct answersWhere is medium temperatur...