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CSU PSY 252 FINAL EXAM QUESTIONS AND WITH VERIFIED ANSWERS
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CSU PSY 252 FINAL EXAM QUESTIONSAND WITH VERIFIED ANSWERS 2024-2025
According to research on facial recognition, the six main facial expressions are -
ANSWER Universal and Innate
cross-sectional studies - ANSWER involves looking at people who differ on one
key characteristic (such as age) at one specific point in time. The data is collected
at the same time from people who are similar on other characteristics but different
on a key factor of interest such as age, income levels and geographic locations
sequential studies - ANSWER a combination of both a cross-sectional design and a
longitudinal design. Using a sequential design, we study several cohorts, or age
groups, over a long period of time.
Conception to 2-3 years old foundation for brain activities - ANSWER Brain
Architecture - "bottom-up" Sequence
-Higher Capacities difficult w/o lower
-Born with 100Billion Brain cells
-Most potential for synaptic connections as a fetus
-15,000 for each cell
>pbs secret life of the brain
Infancy - ANSWER -Increase in density of synapses (connections between
neurons)
-EX: Visual Cortex
-1st year @ 150%
-150% more connections than u have as an adult
age 3 - ANSWER 80% of connections are finished
,2nd decade - ANSWER pruning begins
-experiences define wiring
If you are suffering from macular degeneration what components of the eye is
destroyed? - ANSWER Fovea and small surrounding area
Tim has red hair, what is he displaying - ANSWER A phenotype
True or false, the ventral pathway is known as the where pathway. - ANSWER
False
When designing a study to determine reaction time, researchers shine a line in the
participant's eye and use ____ to study the temporal speed. - ANSWER EEG
In class, we discussed a fusiform face area (FFA) experiment in which participants
recognize - ANSWER Greebles
The presentation of tics in Tourette's has been linked to what part of the brain? -
ANSWER Basal ganglia
In the Held and Hein's Kitten carousel experiment Kitten A was allowed to interact
with its environment while Kitten B was deprived of self-actualized movement.
Which course of action is most likely for Kitten B in the following scenarios? -
ANSWER Kitten B does not extend legs when approaching edge of table
What is one of the two hidden senses and its function? - ANSWER Vestibular;
balance
LSD is a psychedelic drug. Which of the following is also psychedelic? -
ANSWER Mushrooms
How many cones are in the fovea? - ANSWER 50,000
According to the study done by Redelmeier and Tibshirani, how much more likely
are you to get in an accident if you are using your cell phone? - ANSWER 4x as
likely
____ attention process all parts of the scene at the same time vs. ____ attention
processing items one at a time - ANSWER Pre-attentive; focused
What is integrative agnosia? - ANSWER See items as parts
,What is the difference between ERP and EEG? - ANSWER ERP are capturing
electrode activity right after an event, EEG measures the entire activity
What is the best example of perception? - ANSWER Recognizing the face as
someone you know
What is it called when a gene is expressed? - ANSWER Phenotype
Following Gestalt's principle, which of these are not a principle? - ANSWER
Relative size
Researchers conducting a study are trying to choose which instrument to use for
testing subjects' brain activity. They need an instrument that has high spatial
resolution, but no need for significant temporal resolution. Which instrument
should they use? - ANSWER fMRI
An fMRI does all of the following except? - ANSWER Maps brain anatomy in
detail
Which Gestalt principle perceives objects that are close to each other as forming a
group? - ANSWER Proximity
Are people consistent decision-makers? - ANSWER No, people do not make the
same decision in every case.
ex: Sunk Costs - investment
Are people rational decision-makers? - ANSWER Yes, people make rational
decisions because we make optimal choices that maximize value.
Framing Effect - ANSWER People will change (choose differently) when things
are framed as gains or losses.
Heuristic - ANSWER How we make decisions.
Mental shortcuts or rules of thumb (rather than complex processes)
Simple and efficient - reasonable and makes sense often
Not foolproof - Sometimes lead to make poor judgement
, Availability Heuristic - ANSWER Commonly use to judge the likelihood of an
event (outcome)
Judge according to the ease with which examples come to mind - sort of thing is
common/likely
Ex: leave campus, back to apartment, door slightly open (many reasons), used to
judge the likelihood, Friend, landlord, roommates, intruder.
Representativeness Heuristic - ANSWER Judge the likelihood of an event by how
well it matches our existing prototype/stereotype
It's simpler, quicker, and not always wrong
Ex: Man was engineer based of description because of carpentry and no interest in
social/political issues.
Base Rates - ANSWER Outside Factors
Ex: More runners are thrown out by pitchers on 1st base than 2nd base - Base Rate:
More runners make it to 1st base.
Tversky & Kahneman (1974)
- Ignoring Base Rates - ANSWER Manipulated Base Rates - give people base rates
Ignore Base Rates - disregards the base rates
Over reliance on representativeness
Tversky & Kahneman (1974)
- Misjudgements when judging the likelihood of sequences - ANSWER
Judgements didn't change for different base rates
Focused on representativeness, ignored base rates (varied base rates: 30/70, 70/30)
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