Sensation and Perception

Chelsea Touchtone

Marissa McKenna

Riley Johnson

Vocab. Need to Know • Sensation• Difference Threshold• Feature Detectors • Optic Nerve• Visible Light• Rods• Cones • Perception• Transduction• Cornea • Pupil• Lens • Retina• Fovea• Blind Spot

•Trichromatic Theory •Color Blindness•After Images •Opponent Process Theory •Sound Waves•Amplitude•Frequency •Cochlea •Pitch Theory•Place Theory•Frequency Theory•Conduction Deafness •Nerve Deafness

•Touch•Gate Control Theory•Taste •Smell•Vestibular Sense•Kinesthetic Sense•Absolute Threshold•Subliminal Messages•Weber’s Law•Top Down Processing•Bottom Up Processing •Gestalt Rules•Proximity•Size Consistency •Shape Consistency•Depth Cues

http://quizlet.com/252362/ap-psychology-sensation-perception-flash-cards/

Key People

• David Hubel

• Torsten Wiesel

• Ernst Weber

• Gustav Fechner

• Eleanor Gibson

David Hubel and Torsten Wiesel

• Discovered that groups of neurons in the visual cortex respond to different types of visual images.

• Visual cortex has feature detectors for vertical lines, curves, motion, and many other features of images.

Ernest Weber• Psychophysics who computed Weber’s

Law• For people to perceive a difference, the

stimulus must differ by a constant proportion not a constant amount.

• Weber’s Law- related to the just noticeable difference, which is the minimum difference in stimulation that a person can detect 50% of the time.

Gustav Fechner

• Contributor to Weber’s Law

• Some textbooks refer to this law as the Weber-Fechner Law

Eleanor Gibson

• Researcher who used the visual cliff experiment to determine when human infants can perceive depth.

• Found that an infant old enough to crawl would not crawl over the glass top table inferring they have developed depth perception.

Review

• Quiz 1 http://allpsych.com/tests/psychology/sensation_perception.html

• Quiz 2 http://mypages.valdosta.edu/mwhatley/2500/MC/Sensation.htm

• Quiz 3 http://www.appsychology.com/HowPass/MC%20quizes/MCquizeshome.htm

Informative Websites

• http://wchs.woodfordschools.org/apreview/default.htm#sensation

• http://www.funnelbrain.com/c-891-point-person-able-perceive-stimulus.html

Podcasts

http://itunes.apple.com/us/podcast/psych-370-sensation-perception/id412969681

Crossword Puzzle This crossword will be helpful in

your review for this unit • http://highered.mcgraw-hill.com/sites/dl/

free/007313368x/300172/chapter4.html

Review Videos

http://www.youtube.com/watch?v=4vHJsRm_pL8

http://www.youtube.com/watch?v=bwK-RM42K5I

Podcasts

http://itunes.apple.com/us/podcast/psych-370-sensation-perception/id412969681