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Flashcards in Attention and Perception Deck (10):
1

What is sensation?

The stimulus detection process by which our sense organs respond to and translate environmental stimuli into nerve impulses that are sent to the brain

2

What is perception?

The active process of organising the stimulus output and giving it meaning

3

Explain the difference between top-down and bottom-up processing.

Bottom-up processing = a process that consists of recognising and processing information from individual components of a stimulus and constructing a perception of the whole

Top-down processing = prior knowledge, expectations or thoughts act on this information to influence our final perceptual state

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4

What are the factors affecting perception of physical symptoms?

Attention Environmental cues Expectation Emotion

5

What are the two different types of attention and how are they different?

Focused attention – ability to respond discretely to specific visual, auditory and tactile stimuli Divided attention – highest level of attention – refers to the ability to respond simultaneously to multiple tasks or multiple task demands

6

Sustained Attention

Ability to maintain a consistent behavioural response during continuous / repetitive activity.

7

Selective Attention

Ability to maintain a behavioural cognitive set in the face of a distracting / competing stimulus.

 

Incorporated notion of freedom of distractibility.

8

Alternating Attention

Ability of mental flexibility that allows the individual to shift their foccus of attention and move been tasks that have different cognitive requirements.

9

Factors that affect Perception

Attention

Arousal

Emotions

Individual Values

Cultural Background

Environment

10

Factors that affect attention

Stimulus factors:

Intensity, novelty, movement, contrast, repetition

 

Personal factors:

Motives, interests, threat, mood, arousal