Study Guide Chapter 3

Define the following:

Sensation

Perception

Receptors

Cutaneous receptors

Endorphins

Substance P

What cases  Phantom sensations? What part of the brain?

What are the Absolute thresholds and how were they determined?

What is Signal-detection theory?

Why do you think we Tendency to ignore unpleasant words? Do you agree with this research?

Are Subliminal messages strong and do they affect us?

What are Feature detectors?

Define Gestalt psychology.

What is Figure ground?

Give examples of Reversible figure

What are these Gestalt principles? Give examples of each.

            Proximity

            Continuation

            Closure

            Similarity

What are these Constancies?

            Size

            Brightness

            Shape

What is the Phi effect?

What is the Ponzo illusion?

What is Stroboscopic movement?

How does the following give us Depth perception?

            Retinal disparity

    Linear perspective

    Interposition

    Motion parallax

What is the Ames room?

What causes the Moon illusion?