Module 20: Basic Concepts of Sensation and Perception

Readings

Module 20, Basic Concepts of Sensation and Perception, pages 204-14.

Learning Targets

20-1 Describe sensation and perception, and explain the difference between bottom-up processing and top-down processing.

20-2 Discuss how selective attention directs our perceptions.

20-3 Describe the three steps that are basic to all our sensory systems.

20-4 Discuss the difference between absolute thresholds and difference thresholds.

20-5 Discuss how we are affected by subliminal stimuli.

20-6 Explain the function of sensory adaptation.