Psych 111 Midterm Reviewer Exam Questions And Answers 100% Pass
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Course
Psych 111
Institution
Psych 111
cesses signals which leads to initial detection of sensory information
selection - answerbrain sorts important sensory information and ignores irrelevant stimuli
selection - answercritical as we are bombarded with sensory input
organization - answerbrain organizes selected information into meani...
cerebral cortex - answer✔contains the centers for sensation
bottom-up processing - answer✔perception based on the physical features of the stimulus
bottom-up processing - answer✔perception is driven by sensory inputs and begins with stimulus
detection
top-down processing - answer✔information processing guided by higher-level mental processes
top-down processing - answer✔perception driven by prior knowledge, expectations or experiences
psychophysics - answer✔study f the effects of physical stimuli on sensory perception and mental states
gustav fechner - answer✔first to study the relationship between strength of a stimulus and person's
ability to detect stimulus
absolute threshold - answer✔the intensity of a stimulus that allows an organism to just barely detect it
terminal threshold - answer✔maximum physical energy which can still be detected by a sense
terminal threshold - answer✔point where sensory stimulus is so strong that the sensory receptors no
longer detect the stimulus
terminal threshold - answer✔sensation is no longer recognized if it goes beyond this
differential threshold / just noticeable difference (JND) - answer✔the minimal change in a stimulus that
can just barely be detected
sensory adaptation or neural adaptation - answer✔reduction in sensitivity to stimulation as the
stimulation persists through time
sensory adaptation or neural adaptation - answer✔phenomenon in which the responsiveness of a
receptor changes with prolonged stimulation
sensory adaptation or neural adaptation - answer✔can be positive or negative and does not necessarily
lead to completely ignoring a stimulus
sensory adaptation or neural adaptation - answer✔increased sensitivity with lack of stimulation
physiological stage of sensation - answer✔begins with the action of the stimulus being taken in through
the body's sensory receptors
cerebral cortex - answer✔where neural impulses enter and where they are interpreted and organized in
the process of perception
modality of a sensation - answer✔categories of a sensation making ; type of a sensation
quality of a sensation - answer✔different experiences within the same modality
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