PSYC 100 Lecture Notes - Lecture 4: Brodmann Area 10, Detection Theory, Retinal Ganglion Cell

• School: Simon Fraser University
• Department: Psychology
• Course: PSYC 100
• Professor: Sherri Atwood

Document Summary

Sensation: the detection of environmental stimuli, such as sounds, objects and smells; simple stimulation of sense organ. Perception: the organization, identification and interpretation of that sensation in order to form a mental picture. Synesthesia: perceptual experience of one sense that is evoked by another sense (mixed up) (ex. : sees words or taste words: transduction: what takes place when many sensors in the body convert physical signals from the environment into encoded neural signals sent to the central nervous system. You can enjoy a tempting ice cream sundae even if you do not know that its sweet process of transduction. Process that translate sensors into an encoded neuro-signals and sent to cns. Psycophysics (measure people"s perceptions: perceptions differ between people. Psychophysicists: often measure the minimum amount of a stimulus needed for detection (hear, see, or feel) Psychophysics: methods that measure the strength of a stimulus and the observer"s sensitivity to that stimulus.