COMD 438 Exam 2 - PC questions

COMD 438 Exam 2 - PC questions Individuals that may have difficulty responding may be given a speech recognition test by having the patient point to a picture that represents the response word. (T/F) - ANS True The speech recognition threshold should always be higher (i.e. a larger number) than the speech awareness threshold. (T/F) - ANS True UCL is an abbreviation for: A. Uncomfortable listening level. B. Upper loudness level. C. Upper listening level. D. Unusual loudness level. E. Uncomfortable loudness level - ANS E. Uncomfortable loudness level Phonetic balance means: A. That the speech sounds are classified as a phonetic element. B. That the relative occurrence of the phonemes on the test list are similar to the distribution of speech sounds used in English. C. Each word in a list is equally stressed on both syllables. D. Each word is balanced as to meaning and structure. - ANS B. That the relative occurrence of the phonemes on the test list are similar to the distribution of speech sounds used in English. Word lists used for determining SRS/WRS are A. Spondee Words B. Bisyllabic C. Monosyllabic D. Semantically Recognition Test words - ANS C. Monosyllabic Imagine that on a speech in noise test, I want to present the speech at 50 dB HL with a signal-to-noise ratio of 5 dB. What should my noise level be? A. 55 dB HL B. 5 dB HL C. The patient's MCL D. 45 dB HL - ANS D. 45 dB HL Tympanometry is: A. measuring the integrity of the cochlea B. checking for conductive hearing loss C. measuring the acoustic admittance of the ear D. checking for sensorineural hearing loss - ANS C. measuring the acoustic admittance of the ear According to the Jerger classification system a Type A tympanogram indicates: A. normal ear admittance B. otitis media C. cholesteatoma D. ossicular discontinuities - ANS A. normal ear admittance The mass components of acoustic immittance primarily come from the weight of the ossicles, and the tympanic membrane. A. True B. False - ANS True With the probe in the LE and you stimulate the RE, you are testing: A. The right contralateral acoustic reflex. B. The left contralateral acoustic reflex. C. Both the left and right ipsilateral acoustic reflex. D. The right ipsilateral acoustic reflex. E. The left ipsilateral acoustic reflex. F. The tympanogram in the RE and the acoustic reflex in the LE. - ANS A. The right contralateral acoustic reflex. The admittance (compliance) of the tympanic membrane will be at its highest when: A. The tympanic membrane is in its most retracted position. B. The tympanic membrane is in its most protracted position. C. The tympanic membrane is at rest. D. The pressure in the middle ear is equal to the pressure in the ear canal. E. The pressure in the middle ear is less than the pressure in the ear canal. - ANS D. The pressure in the middle ear is equal to the pressure in the ear canal. Which of the following tympanograms would you expect to see in a patient with serous effusion of the middle ear? A. Type C with normal volume B. Type B with abnormally low volume C. Type B with normal volume D. Type Ad with normal volume - ANS C. Type B with normal volume Which of the following conditions causes a Type Ad tympanogram? A. Dysfunction of the Eustachian Tube B. Deeply impacted cerumen C. Damage to the ossicular chain D. Diplacusis binauralis - ANS C. Damage to the ossicular chain Eliciting the acoustic reflex causes: A. An increase in overall compliance of the tympanic membrane due to the relaxation of the stapedius muscle. B. A decrease in overall compliance of the tympanic membrane due to the contraction of the primary tensor tympani muscle. C. An increase in overall compliance of the tympanic membrane due to the relaxation of the primary stapedius muscle. D. A decrease in overall compliance of the tympanic membrane due to the contraction of the primary stapedius muscle. - ANS D. A decrease in overall compliance of the tympanic membrane due to the contraction of the primary stapedius muscle. Where are the stimulus and the probe in a "left contralateral acoustic reflex" test? A. stimulus in the right ear, probe in the left B. stimulus in the right ear, probe in the right ear C. stimulus in the left ear, probe in the right ear D. stimulus in the left ear, probe in the left ear - ANS C. stimulus in the left ear, probe in the right ear Using picture in phone, how would you describe the hearing loss in the LEFT ear? A. Mild sloping to moderate conductive type loss. B. Normal hearing, bilaterally. C. Normal low frequency thresholds sloping to a profound high frequency sensorineural type loss. D. Normal hearing in the low frequencies precipitously sloping to a severe sensorineural loss at 4000 Hz, improving to moderate at 6000 to 8000 Hz. E. Moderate conductive type hearing loss sloping to a severe high frequency sensorineural type hearing loss. - ANS D. Normal hearing in the low frequencies precipitously sloping to a severe sensorineural loss at 4000 Hz, improving to moderate at 6000 to 8000 Hz. Where do otoacoustic emissions come from? A. They are produced bilaterally by the stapedius muscle B. They relfect electrical activity in the auditory nerve and brainstem C. They are echoes that bounce off the walls of the cochlea D. They are generated by the outer hair cells - ANS D. They are generated by the outer hair cells A person with normal OAEs has: A. Normal behavioral hearing thresholds. B. A normal central auditory pathway. C. A normal PTA. D. Normal inner hair cell function. E. Normal outer hair cell function. - ANS E. Normal outer hair cell function. A mixed hearing loss is defined as: A. Conductive hearing loss in one ear and sensorineural hearing loss in the other ear. B. A sensorineural hearing loss and a conductive hearing loss in the same ear with an air-bone gap not greater than 10 dB. C. Any air-bone gap greater than 10 dB. D. Any sensorineural hearing loss in both the low and high frequencies. E. A sensorineural hearing loss and a conductive hearing loss in the same ear with an air-bone gap greater than 10 dB. F. None of the above. - ANS E. A sensorineural hearing loss and a conductive hearing loss in the same ear with an air-bone gap greater than 10 dB. 2nd picture in phone: A significant ABG is seen for the LEFT ear at: A. 125, 250, 500, 1000, 1500, 2000, 3000, 4000, 6,000 and 8000 Hz. B. 250, 500, 1000, 1500, 2000, 3000, and 4000 Hz. C. 250, 500, 1000, 1500, 2000, 3000, 4000, and 6,000 Hz. D. 125, 250, 500, 1000, 1500, 3000, and 4000 Hz. E. None of the above. - ANS None of the above In an auditory brainstem response (ABR) test, what is latency? A. For a given wave, the difference between the two ears B. The time at which a particular wave on the response occurred C. The relationship between the stimulus level and the timing of the wave D. The relative size of waves I and V - ANS B. The time at which a particular wave on the response occurred ABR testing is considered normal or abnormal based on: A. Inter-peak latencies B. Inter-ear latencies C. Amplitude ratio of wave V compared to wave I D. All of these - ANS D. All of these For persons exhibiting a sensorineural hearing loss, bone conduction hearing ability is ____________ air conduction hearing ability. A. Worse than B. Same as C. Better than D. None of the above - ANS B. Same as A hearing loss in both ears is said to be: A. Unilateral B. Ipsilateral C. Bilateral D. Contralateral - ANS C. Bilateral Changes in brain activity that are recorded in response to specific stimuli are called: A. Otoacoustic emissions B. Evoked potentials C. Acoustic reflexes D. Auditory brainstem responses - ANS B. Evoked potentials Which of the following determines whether or not VRA is the appropriate test to use for assessing hearing in an infant young child? A. Their developmental age B. Their chronological age C. Whether or not they were born full-term D. Their personality - ANS A. Their developmental age An absent or grossly abnormal ABR always means the patient is deaf. True False - ANS False In 2017, what percentage of newborns in the US received hearing screenings? A. 25.3% B. 94.4% C. 97.1% D. 99.9% - ANS C. 97.1% Children have to be at least 5 years old before the SRT can be measured reliably. True False - ANS False For a sound to be localized, hearing thresholds must be similar in both ears, although not necessarily normal. True False - ANS True The bones of the middle ear from the laterally to medially are: A. Incus, malleus, stapes B. Stapes, incus, malleus C. malleus, incus, stapes - ANS C. malleus, incus, stapes Which muscle does NOT help open the Eustachian Tube? A. Levator veli palatini B. Salpingopharyngeus C. Tensor veli palatini D. Tensor tympani E. Stapedius - ANS E. Stapedius The vibrating area of the tympanic membrane is _____ times that of the oval window. A. 1.3 B. 13 C. 17 D. 23 - ANS C. 17 The purpose of early hearing detection and intervention (EHDI) programs is to identify children with hearing loss before they reach the age of ____________. A. three months B. six months C. twelve months D. twenty four months - ANS A. three months When the Joint Committee on Infant Hearing first came together, why did they not recommend screening of all newborns? A. Most babies were born at home and not in hospitals. B. The incidence of hearing loss was much lower. C. Only crude behavioral tests were available for screening. D. There were not enough audiologists available. - ANS C. Only crude behavioral tests were available for screening. Which of the following conditions is most likely to lead to cholesteatoma? A. Patulous Eustacian tube B. Overgrown adenoids C. Perforated tympanic membrane D. Serous effusion of the middle ear - ANS C. Perforated tympanic membrane Due to mechanical artifact, primarily from loss of the inertial mode of bone conduction, bone conduction thresholds may appear slightly reduced primarily at _________ Hz in patients with __________ A. 2000 Hz, otitis media B. 2000 Hz, otosclerosis C. 1000 Hz, otitis media D. 1000 Hz, otosclerosis - ANS B. 2000 Hz, otosclerosis The following are physiological screening methods used for newborn hearing screening programs except: A. Auditory Brainstem Response B. Transient-evoked Otoacoustic Emissions C. Neonatal Auditory Response D. Distortion Product Otoacoustic Emissions - ANS C. Neonatal Auditory Response what values would you compare on the PI/PB function to see if there's a retrocochlear hearing loss? - ANS compare the PB max and PB min What does the "D" stand for with a type Ad tympanogram? - ANS discontinuous or deep