Chapter 6

Question 1

sensation

Answer 1

the process by which our sensory receptors and nervous system receive and represent stimulus energies from our environment

Question 2

perception

Answer 2

the process of organizing and interpreting sensory information, enabling us to recognize meaningful objects and events

Question 3

bottom-up processing

Answer 3

analysis that begins with the sensory receptors and works up to the brain’s integration of sensory information.

Question 4

top-down processing

Answer 4

information processing guided by higher-level mental processes, as when we construct perceptions drawing on our experience and expectations

Question 5

transduction

Answer 5

conversion of one form of energy into another. In sensation, the transforming of stimulus energies, such as sights, sounds, and smells, into neural impulses our brain can interpret

Question 6

absolute threshold

Answer 6

the minimum stimulation needed to detect a particular stimulus 50% of the time

Question 7

signal detection theory

Answer 7

a theory pre