Sensory And Perception

Question 1

The stimulation of sensory receptors and the transmission of sensory information to the central nervous system

Answer 1

Sensation

Question 2

Organized into an inner Representation of the world

Answer 2

Perception

Question 3

The minimal amount of energy that can produce a sensation

Answer 3

Absolute threshold

Question 4

The highness and lowness of sound, as determined by the frequency of the sound waves

Answer 4

Pitch

Question 5

A sensory stimulation that is below a persons absolute threshold for conscious perception

Answer 5

Subliminal stimulation

Question 6

Minimal difference in intensity required between two source of energy so that they will be perceived as being different

Answer 6

Difference threshold

Question 7

A minimal amount by which a source of energy must be increase or decrease so that a difference in intensity will be perceived

Answer 7

Just noticeable difference

Question 8

The view that involves the interaction of physical, biological and psychological factors

Answer 8

Signal detection theory

Question 9

Source of physical energy must be increased or decreased so that the difference in intensity will be perceives

Answer 9

Weber’s constant

Question 10

Neurons in the sensory cortex that fire in response to specific features of sensory information such as line or edge of objects

Answer 10

Feature detectors

Question 11

The process where organisms become more sensitive to a stimuli that are low in magnitude and less sensitive to a stimuli that are constant or ongoing in magnitude

Answer 11

Sensory adaptation

Question 12

A type of sensory adaptation in which we become more sensitive to stimuli that are low in magnitude

Answer 12

Sensitization ( also called positive adaptation)

Question 13

The type of sensory adaptation in which we become less sensitive to constant stimuli

Answer 13

Desensitization (the negative adaptation)