Exam 2 Flashcards

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1
Q

Sensation

A

Ability to detect and encode information

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2
Q

Perception

A

Ability to organize and interpret information.

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3
Q

Bottom- Up Processing

A

Analysis of a stimuli begins at the sense receptors and works up to the brain. Uses basic sensations, no past experience. (doing a puzzle without looking at the picture)

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4
Q

Top- Down Processing

A

Information processing guided by higher mental processes like experience and expectations. Sensation and perception work together to help us make sense of complex things (doing a puzzle while looking at the picture)

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5
Q

Absolute Threshold

A

Minimum amount of stimulation needed to detect a stimulus 50% of the time.

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6
Q

Subliminal Stimulation

A

Information presented to you below the absolute threshold. Can prime us to respond in certain ways. Some information occurs automatically and unconsciously.

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7
Q

Difference Threshold

A

Just Noticeable Difference (JND) minimum amount of stimulation needed to detect a difference 50% of the time. (Change in volume)

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8
Q

Sensory Adaptation

A

Diminished sensitivity to an unchanging stimulus. All senses adapt except for vision. Allows us to focus informative changes in environment, reduces sensitivity. (Perception is different than reality)

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9
Q

Taste

A

Gestation, chemical sense, taste buds. Receptors regenerate after 2 weeks.

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10
Q

Supertasters

A

Bitter taste is dominant, 25% of population, don’t get enough nutrients, at risk for diseases, require vitamin supplements.

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11
Q

Undertasters

A

Sweet taste is dominant, 25% of population, more likely to eat sweets, takes more taste to satisfy need, at risk for diabetes.

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12
Q

Sensory Interaction

A

One sense influences another, McGurk Effect (can you see with your tongue?)

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13
Q

Smell

A
Olfaction-Chemical Sense
Detect 1,000 different smells
Regenerate every 5-8 weeks
Receptors send info to Olfactory Bulb
Can trigger memory, emotion, motivation
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14
Q

Touch

A

Essential to development
Pressure,Cold, Warm, Pain
(other sensations are a combination of the four)

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15
Q

Kinesthesis (Perception)

A

Your sense of moving and positioning your body (feeling without knowing your body is moving)

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16
Q

Pain

A

Something is wrong

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17
Q

Visceral Pain

A

Stomach ache, chest
Warming pain: after being hurt, warm to stop
Reminder pain: remind to not hurt it anymore
Acute v. Chronic

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18
Q

Somatic Pain

A

Muscle, body, cutting skin

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19
Q

Phantom Limb Phenomenon

A

pain, movement in missing limb, we feel with our brain

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20
Q

Psychological influences on pain

A

Distraction, overlook duration and focus on pains peak amount of pain felt at the end of a situation.

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21
Q

Socio- Cultural Influences of pain

A

Perceive pain when others are experiencing it, mirror neurons allow us empathy.

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22
Q

Synthesia

A

Joined Perception, senses blur

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23
Q

Learning

A

Relatively permanent change in behavior due to an EXPERIENCE.
Allows adaptability and flexibility.
Learn new behaviors to deal with circumstances.

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24
Q

Associative Learning

A

Link/associate two events that occur closely together.

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25
Q

Observational Learning

A

Learn by watching others (both positive and negative behaviors)

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26
Q

Ivan Pavlov

CLASSICAL CONDITIONING

A

Believed psychology should be objective and focus only on behavior.
We learn to associate two stimuli together.

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27
Q

Stimulus

A

Anything that is presented to you

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28
Q

Response

A

How you behave in response to anything that is presented to you.

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29
Q

Unconditioned Response UR

A

Unlearned

Something we must learn how to do

30
Q

UCS -> UCR

A

FOOD -> SALIVATION

31
Q

Neutral Stimulus

A

Does not create a response

sound of tuning fork

32
Q

Conditioned Stimulus CS

A

A behavior that is learned.
CS -> CR
Sound of fork -> Salivation

33
Q

Acquisition

A

Initial learning period when association is made influenced by:
Order of Stimuli, Frequency, Timing, Extinction.

34
Q

Spontaneous Recovery

A

Re-learn Conditioned Response

35
Q

Extinction

A

Conditioned Response decreases, occurs due to an increase in association between CS & UCS
Stop pairing tone with food and dog will stop salivating.

36
Q

Spontaneous Recovery

A

Re-learn the Conditioned Response at a faster rate than learned initially.

37
Q

Generalization

A

Respond similarly to stimuli that are similar to CS

38
Q

Discrimination

A

Distinguish between Conditioned Stimulus and other stimuli.

OPERANT CONDITIONING

39
Q

BF Skinner

A

We learn associations between behaviors or resulting events

Rewards or punishments

40
Q

Shaping

A

Use reinforcers to create desired behavior.

41
Q

Baseline

A

Record, do not reward.

Touches, sniffs, moves away, turns

42
Q

Successive Approximations

A

Baby steps, use reinforcers

Walking towards ball, dog gets treat

43
Q

Terminal Response

A

Desired behavior is reached

44
Q

Reinforcers

A

Created to INCREASE or STRENGTHEN behavior

45
Q

POSITIVE REINFORCER

A

Rewarded by being given something you like

46
Q

NEGATIVE REINFORCER

A

Rewarded by having something you don’t like taken away.

THIS IS NOT PUNISHMENT

47
Q

Continuous Reinforcement Schedule

A

Rewarded every single time

48
Q

Partial (Intermittent) Reinforcement

A

Response is sometimes reinforced

49
Q

Fixed Ratio

A

Reinforced after a specific time of responses

50
Q

Variable Ration

A

Reinforced after an unpredictable number of responses.

51
Q

Punishment

A

Doesn’t generalize to other situations
Cuss at school but not at home
May teach fear
May actually increase agression

52
Q

Punishment v. Reinforcement

A

Punishment teaches you what not to do

Reinforcement tells you what to do

53
Q

Albert Bandura

A

We learn by observing (imitating) others

Process is called modeling

54
Q

Imitation

A

Mirror neurons fire when observing someone else behave.
Allows imitation and empathy.
Humans begin imitating shortly after birth
Modeling by 14 months

55
Q

Mirror Neurons

A

Allow children to infer what others are thinking,

Theory of mind: mirror neurons are the basis for our social nature.

56
Q

Bandura’s Experiments

A

Bobo Doll:children learn by imitating others who are rewarded or punished.
Model both sharing and aggressive behaviors.

57
Q

Phenomenon of Memory

A

Indicates learning that has persisted over time. Ability to ENCODE, STORE and RETRIEVE information

58
Q

Korsakoff’s Syndrome

A

Ability to encode information is gone. 25% of individuals.

59
Q

Information Processing Model

A

ENCODING
STORAGE
RETRIEVAL

60
Q

Sensory Memory SM

A

Visual & auditory
1 second
Sensory memory coming in

61
Q

Short Term Memory

A

blank

62
Q

Long Term memory

A

blank

63
Q

Automatic Processing

A
No conscious effort
Space:You can see where you put objects
Time:You remember the order of your day
Things that initially take effort can become automatic.
(back tracking to find keys)
64
Q

Effortful Processing

A

Takes time, effort and attention.
Repeating information-Rehearsal-Conscious Repetition.
(learning a new phone number)

65
Q

Serial Position Effect

A

Remembering the 1st and last bits of information
1st: Primacy effect
Last: Recency effect

66
Q

Testing Effect

A

Repeated quizzing of previously learned material.

67
Q

Encode Meaning

A

Associate info with something we already know.

Rephrase things to be personally meaningful

68
Q

Visual Encoding

A

Easier to remember imagery

Mental Pictures

69
Q

Chunking

A

Group information into meaningful units
H.O.M.E.S.
Huron, Ontario, Michigan, Erie, Superior

70
Q

Sensory Memory

A

Momentary recall.