PSYCH101 Lecture Notes - Lecture 4: Rodney Dangerfield, Human Nose, Precognition

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Published on 8 Feb 2013
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SENSATION AND PERCEPTION!
Lecture Outline
Two Inseparable Processes!
Transduction!
Smell: The Rodney Dangerfield of the Senses!
"The Smelly Facts"
"Smell and the Limbic System!
"The Right Chemistry"
Extra-Sensory Perception!
"Types of ESP!
"The Evidence
Two Inseparable Processes
SENSATION
Physical sensing of
environment!
Physiological!
Relatively objective!
Learning & experience
NOT required
PERCEPTION
Mental interpretation of
environment!
Psychological!
Relatively subjective!
Learning & experience
ARE required
From Sensory Organs to the Brain
The process of sensation can
be seen as three steps:
Reception--!
the
stimulation of
sensory
receptor cells
by energy
(sound, light,
heat, etc)
Transductio
n--
transforming
this cell
stimulation
into neural
impulses
Transmissio
n--delivering
this neural
information
to the brain
to be
processed