UNC EXSS 380 Exam 2 PDF 2026 | Questions & Study Guide

UNC EXSS 380 Exam 2
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What processes sensory information ? - correct answer ✔ ✔
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Central Nervous System ,./ ,./




What information is being provided to the CNS for processing?
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- correct answer ✔ ✔ Sensory input from periphery
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How does the CNS respond to sensory input from periphery? -
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correct answer ✔ ✔
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Used to make appropriate motor output
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What phenomenon is the CNS considered to be & why? -
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correct answer ✔ ✔ "Black Box"
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Internal processes are inferred (inability to measure internal pr
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ocesses)


What is one primarily focused on for information processing? -
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correct answer ✔ ✔ Reaction Time
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,reaction time (RT) - correct answer ✔ ✔
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Temporal delay between presentation of stimulus and respons
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e initiation
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What is reaction time made up of? - correct answer ✔ ✔
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The three stages of information processing
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What are the 3 stages of information processing? -
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correct answer ✔ ✔ 1. stimulus identification
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2. response selection
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3. response initiation / programming
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Stimulus Identification - correct answer ✔ ✔
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Stimulus must be recognized ,./ ,./ ,./




What are the two substages of Stimulus Identification? -
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correct answer ✔ ✔ 1. Stimulus Detection
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2. Pattern Recognition
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Stimulus Detection - correct answer ✔ ✔ -
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Sensory organs must detect & transmit info
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,-Input must be interpreted
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Pattern Recogniton - correct answer ✔ ✔ -
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movement tasks connected w/ multiple stimuli
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Response Selection - correct answer ✔ ✔ ,./ ,./ ,./ ,./ ,./


decision on what to do after collecting and processing inform
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ation
-Hick's Law: as # of stimulus-
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response alternatives increases, so does choice RT (can be redu
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ced by practice)
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What is the response selection stage influenced by? -
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correct answer ✔ ✔ environmental cues
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What is the time required to select an appropriate response dep
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endent on? - correct answer ✔ ✔ 1. # of stimulus-
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response alternatives ,./



2. Stimulus-Response Compatibility
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, Response / Initiation Programming - correct answer ✔ ✔
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cannot be initiated until the stimulus is identified & the appro
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priate response is selected
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most voluntary responses are received from "motor memory" (
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Feedfoward/motor programs) ,./



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Henry & Rogers: as movement complexing increases, RT incre
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ases


What is the evidence of information processing? -
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correct answer ✔ ✔ 1. Donder's Subtractive Method
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What are the 3 tasks of increasing complexity in Donder's Subt
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ractive Method? - correct answer ✔ ✔
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1. Simple Reaction Time
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2. Go/No-go Reaction Time
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3. Choice Reaction Time
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Simple Reaction Time - correct answer ✔ ✔ -
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Single visual stimulus ,./ ,./ ,./