WHAT IS REAL??

Chapter 4Sensation and Perception

SENSATION OR PERCEPTION

Bottom-Up Processing Afferent pathways

Top-Down Processing Efferent pathways

THRESHOLD

Absolute Threshold Difference Threshold

Just noticeable difference Weber’s Law

IS HE HITTING ON ME...SHE IS SOOOOO INTO ME!!! Signal Detection Theory

Information Acquisition Criterion

THE EYE Anatomy

Sclera Iris Pupil Lens Retina Rods and cones Fovea- “Blindspot” Optic Nerve

BLACK, WHITE, OR RED?

Theories of color vision Trichromatic theory Opponent-process theory

PERCEPTION OR DECEPTION? GESTALT PSYCHOLOGY

Figure-ground relationship

Depth perception Binocular cues

Convergence Monocular clues

Closure Proximity Similarity

Perceptual constancy Size constancy Shape constancy Color constancy

I HEARD THAT.....

Physical Dimension of Sound Amplitude (intensity) Frequency Complex sounds

Perceptual Dimension Loudness Pitch Timbre

THAT’S A SOUND THEORY

Place theory Frequency theory

OW, OW, OUCH!!! THAT HURT!!!

Slow Pain Pathway Fast Pain Pathway

Stimulus

Limbic

System

Thalamu

s

Cerebral Cortex

Stimulus

Thalamus

Cerebral

Cortex

PART OF THE EAR THAT DOES NOT HEAR... Semicircular Canals

Front/Back

Up/DownRight/Left

Hey, girl. Have fun with this one. Put in all kinds of sensation and perception visuals. Add slides, and if you can come up with some activities, then go for it.