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Tests For Hearing

Question
34 out of 41
 

In normal adult wave v is generated from: (LQ)



A Cochlear nucleus
B Superior olivary complex

C Laterallemniscus
D Inferior colliculus

Ans. C Le.Lateral lemniscus

In normal persons during BERA testing, 7 waves are produced in the first 10 rnilli second

The 1 st, 3rd and 5th wave are the most stable and are used in measurements

These waves are studied for:

o Absolute latency

o Inter wave latency (between wave I and V)

o Amplitude

Site of Qrigin of Waves

Wave I -Distal part of (Eighth nerve)' E

Wave II -Proximal part of Eighth cran-ial nerve E

Wave III -Cochlear nucleus C

ave lV -Superior olivary complex 0

Wave V -Lateralleminiscus L

Wave VI -Inferior colliculus I

and VII

MnemonIc EE COLI

Tests For Hearing Flashcard List

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