Sensation Flashcards

1
Q

the process that occurs when special receptors in the sense organs are activated, allowing various forms of outside stimuli to become neural signals in the brain

A

Sensation

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2
Q

the process of converting outside stimuli, such as light, into neural activity

A

Transduction

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3
Q

specialized forms of neurons, the cells that make up the nervous system

A

Sensory Receptors

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4
Q

disorder in which the signals from the various sensory organs are processed in the wrong cortical areas, resulting in the sense information being interpreted as more than one sensation

A

Synesthesia

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5
Q

the smallest difference between two stimuli that is detectable 50 percent of the time, and this law simply means that whatever the difference between stimuli might be, it is always a constant

A

Just Noticeable Differences (JND, or the Difference Threshold)
by Ernst Weber

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6
Q

the lowest level of stimulation that a person can consciously detect 50 percent of the time the stimulation is present

A

Absolute Threshold
by Gustav Fechner

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7
Q

stimuli that are below the level of conscious awareness

A

Subliminal Stimuli

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8
Q

people believe that subliminal stimuli act upon the unconscious mind, influencing behavior in a process called

A

Subliminal Perception

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9
Q

way of analyzing what stimuli we respond to;
used to compare our judgments, or the decisions we make, under uncertain conditions

A

Signal Detection Theory

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10
Q

the way the brain deals with unchanging information from the environment

A

Habituation

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11
Q

another process by which constant, unchanging information from the sensory receptors is effectively ignored

A

Sensory Adaptation

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