TERM 1
BOA
DEFINITION 1
Behavioral Observation Audiometry -Present a signal to the
baby and observe behavioral response - Ex: eye blink, eye
widening, arousal from sleep, auralpalpebral reflex, change
in sucking, etc.
TERM 2
VRA
DEFINITION 2
- Visual Reinforcement Audiometry - 6 to 18 months -
Conditioned orienting response - Done in sound field but may
be done under headphones - Reinforcer may be anything,
more liberal procedure -2000Hz, 500 Hz, 1000 Hz, 4000 Hz,
250 Hz @60-70 dB
TERM 3
COR
DEFINITION 3
Conditioned orienting response - 6 to 18 months - must look
at a light or toy -2000Hz, 500 Hz, 1000 Hz, 4000 Hz, 250 Hz
@60-70 dB
TERM 4
Serial Play Audiometry
DEFINITION 4
- 2.5-5 years old - drop block in can, put peg in board, etc. -
same frequency and intensity as VRA - Don't go lower than
15-20 dB
TERM 5
TROCA
DEFINITION 5
- Tangible Reinforcement Operant Conditioning Audiometry -
reinforce with food - 2000Hz, 500 Hz, 1000 Hz, 4000 Hz, 250
Hz @ 60-70 dB
