Chapter 7 Mental Imagery Flashcards
What is mental imagery (aka imagery)
Refers to the mental representation of stimuli when those stimuli are not physically present in the environment
What is visual imagery
The mental representation of visual stimuli
What is auditory imagery
The mental representation of auditory stimuli
How to study mental imagery
No observable and fades quickly
Make judgements of a mental images corresponding with a physical object
Shepard and Metzler’s research
Same/different task using pairs of line drawing
Reaction time to decide
Decision time is influenced by the amount of rotation required to match the figures
Role of instructions
Standard instructions -right frontal lobe and perineal a lobe
Rotate self- temporal lobe adn motor cortex
What is analog code
Representation that closely resembles the physical object
What is propositional code
An abstract language-like representation; storage is neither visual nor spatial, and it does not physically resemble the original stimulus
What is analog perspective
Create a mental image of an object that resemble the actual, perceptual image on your retina
Similar to responses to physical objects
What is propositional perspective
Mental images stored in an abstract, language-like from that does not physically resemble the original stimulus
Visual imagery and ambiguous figures summary
People create mental images using both propositional and analog codes
What are demand characteristics
All the cues that might convey the experimenter’s hypothesis to the participant
Experimenter expectancy
What is pitch
A characteristic of a sound stimulus that can be arranged on a scale from low to high
What is auditory imagery
The mental representation of sounds when the sounds are not physically present
Ex- laughter, song, car sounds, animals
Auditory processes
What is timbre
A characteristic of sound describing the quality of a tone (flute vs. trumpet)