CH. 10 - Test Battery Flashcards
two primary goals of assessment of auditory system disorders
-Investigate nature of disorder
-Assess impact of disorder on hearing sensitivity
When HL is only on one side, it is
unilateral
When HL is on both sides, it is
bilateral
When HL is different in degree from side to side, it is
asymmetrical
what are three common types of errors audiologists make?
1) availability - rush and cut corners for time
2) attribution - assume it’s the stuff you see most often and don’t test for others
3) confirmation bias - make assumptions based on patient and only test on those assumptions
hearing loss is fairly normal after age
40
what does BOA stand for?
behavioral observation audiometry
in this test, an infant is put into a room and sound is projected from speakers. the child in monitored for reactions, however small
BOA
what does VRA stand for?
visual reinforcement audiometry
BOAs are best for this developmental age
0-6
the quietest level a child will respond to in a VRA
minimal response level
as children get older, the response to ____ sounds
softer
this test is primarily used for folks with significant mental delays, and involves reinforcement with a treat
TROCA
patients with this diagnosis have normal hearing but struggle to hear
APD
A person with auditory neuropathy has normal ___ but abnormal or absent ___
OAEs; ABR/ECoG
what is this?
OAE