Term
| What are some reasons you wouldn't want to use insert earphones? |
|
Definition
| excessive cerumen, PE Tubes, redness, irritation, swelling, drainage, aural atresia, and ear pain |
|
|
Term
| What are some advantages of insert earphones? |
|
Definition
| provide greater interaural attentuation (less need for masking), disposable (good IC), prevent collapsing canals, more comfortable, reduce more ambient noise, easier placement for masked BC testing |
|
|
Term
| Might be better to do SRT before pure-tones because people respond better to lower ___ than tones |
|
Definition
|
|
Term
| ____ of loss often identifies site of lesion |
|
Definition
|
|
Term
Not always possible to determine type (or degree) of loss:
-___ ___ are present in some cases
-output of the BC oscillator is ___ than the output for headphones or insert earphones
-Some results may NOT allow us to differentiate
between a ___ and ___ hearing loss |
|
Definition
| Masking dilemmas; less; sensory (cochlear) and mixed |
|
|
Term
| indicating a tone was heard when no tone was presented |
|
Definition
|
|
Term
-Possible cause of false positives?
-Possible solutions for false positives: ___ stimulus level to help listener differentiate tinnitus from tone; use ___ or ___ tones; reinstruct to “make sure you ___ the sound before responding” |
|
Definition
| tinnitus; increase pulsed; warbled; hear |
|
|
Term
| failing to respond to a tone when an audible tone was presented |
|
Definition
|
|
Term
False Negative Responses:
-Consider ___
-Possible solutions: reinstruct to respond “even if tone is very ___”; use objective measures |
|
Definition
|
|
Term
Bing Tuning Fork Test:
-Used to evaluate presence of ___HL
-Method: put tuning fork on patient’s ___ as canal is alternately opened and closed by depressing the tragus
-Results: SNHL if louder when ear is ___. CHL if ___ when canal is open or closed |
|
Definition
| CHL; mastoid; closed; same |
|
|
Term
Rinne Turning Fork Test:
-Used to compare ___ and ___ sensitivity
-Method: Alternate position of tuning fork (hold ___ ear, then put base on ___ process)
-Results: SNHL if louder when ___ to ear (Rinne positive). CHL if louder when base on ___ (Rinne negative) |
|
Definition
| AC to BC; near; mastoid; held; mastoid |
|
|
Term
Weber Turning Fork Test:
-Used with ___ loss
-Method: Put tuning fork at ___ of patient’s forehead
-Results: CHL if lateralized to ear with ___. SNHL or mixed if lateralized to ear ___ loss |
|
Definition
| unilateral; midline; loss; without |
|
|
Term
Evaluate thresholds at 3000 Hz...
-if octave thresholds differ by __ dB or more (1987 ASHA Guidelines for Puretone Testing)
-To calculate percentage of ___ ___ impairment (AAO-79 formula)
-To look for ___ thresholds
-When monitoring persons for ___ |
|
Definition
| 20; binaural hearing; asymmetric; ototoxicity |
|
|
Term
| What is the forumula for binaural hearing impairment? |
|
Definition
|
|
Term
-Degree of loss refers to severity of how ___ the sound needs to be in order for one to hear it.
-Communication difficulty refers to how the hearing loss ___ the way he/she communicates |
|
Definition
|
|
Term
-Maximum conductive loss is about __-__ dB
-So losses > 70 dB HL likely have a ___ component
-Disorders likely to be associated with maximum CHL?
a. ___ of ear canal
b. ___
c. Radical mastoidectomy with regrowth of ___ tissue
d. Complete fixation of ___ in oval window |
|
Definition
| 65-70; cochlear; Atresia; Cholesteatoma; tumor; stapes |
|
|
Term
| ability of noise to mask a signal of known freq. & intensity |
|
Definition
|
|
Term
Effective Masking: -based on spectrum (___ and ___) of noise
-Ex: Dial setting of 60 dB HL (for masker) may actually only mask a 1000 Hz pure tone presented at 45 dB HL If so, then dial setting (for masker) at 60 dB only has an EM level of 45 dB |
|
Definition
|
|
Term
| A 5dB threshold shift in TE as a result of masking being presented to the NTE |
|
Definition
|
|
Term
Central Masking:
-may be an ___ response in the CNS
-is NOT ___
-could be seen during ___, ___, or ___ testing |
|
Definition
| inhibitory; crossover; AC, BC, or speech testing |
|
|
