Chapter 5: Sensation and Perception

Question 1

What are the two types of sensory thresholds?

Answer 1

Absolute and Difference Thresholds

Question 2

Absolute Thresholds

Answer 2

the minimum intensity of stimulation that must occur before you experience a sensation (detection = 50% of the time)

Question 3

Difference Thresholds (noticeable difference)

Answer 3

smallest difference between two stimuli based that you can notice.

Question 4

Attributes of Difference Thresholds

Answer 4

Increases as the stimulus becomes more intense and Weber’s Law.

Question 5

Competing internal and external sources of stimuli

Answer 5

affect judgement and attention

Question 6

Internal Stimuli

Answer 6

emotions, mood, memory, etc

Question 7

External Stimuli

Answer 7

cold wind, cluttered room

Question 8

Internal Stimuli produces

Answer 8

noise