PSYC 321. Questions with correct answers

PSYC 325 – Perception Questions with correct
answers
4 Techniques for studying infants : Correct Answer-1) Preference
method
2) Habituation method
3) Evoked potentials
4) High-amplitude sucking


Preference method : Correct Answer-show baby 2 stimuli and see which
one baby looks at more


2 things the Preference method tells us : Correct Answer-1) which
stimuli they like better
2) if they can tell the difference/discriminate between the objects


Preference method does not work if they infant : Correct Answer-looks
at both things equally


Habituation : Correct Answer-the process where a stimulus is repeated
over and over, and so the initial response associated with it is no longer
associated


Habituation method : measure : Correct Answer-heart rate


when we attend to something, heart rate : Correct Answer-drops

, heart rate coming back up = Correct Answer-habituation


if baby "dishabituates" when shown the 2nd stimulus, we know : Correct
Answer-the baby can tell the difference between the 2 stimulus


Habituation method is used for discriminating : Correct Answer-
language sounds


Discriminating language sounds : ___ ______ old babies can
discriminate ______ sounds : Correct Answer-- 1 week
- vowel


Discriminating language sounds : at __-____ _________ babies can
discriminate ___________ sounds : Correct Answer-- 2-3 months
- consonant


Discriminating language sounds : for discriminating some sounds,
_______ are better than _______ : Correct Answer-- babies
- adults


Evoked potentials : Correct Answer-present infant with a stimulus and
record their brain waves