Audiology Flashcards
1
Q
Speech reception threshold
A
the dB at which you can perceive 50% of test words (spondee) correctly
2
Q
Tuning fork negative at :
- 256
- 512
- 1024
A
- 256: 15dB+
- 512: 25 dB+
- 1024: 35dB+
3
Q
low-frequency SNHL
A
endolymphatic hydrops
4
Q
Carhart notch
A
2000Hz
otosclerosis
5
Q
4Hz notch
A
noise exposure
6
Q
cookie-bite
A
hereditary SNHL
7
Q
loudness recruitment
A
cochlear hearing loss
damage to outer hair cells cause recruitment of other outer hair cells
leads to disproportionate perception of loudness
8
Q
rollover
A
paradoxical decline in WRS with increase in dB
retrocochlear lesion
9
Q
tone decay/ fatigue
A
decline in auditory perception with continuous signal
retrocochlear lesion
10
Q
reflex arc
A
cochlea - CN VIII - cochlear n. - bilateral SOC - bilateral facial n. - CN VII - stapedial m.
