PSY 1101 Lecture Notes - Lecture 10: Detection Theory, Psychophysics, Psychological Dependence

• School: University of Ottawa
• Department: Psychology
• Course: PSY 1101
• Professor: Najwa Haddad

Document Summary

Sensation and perception (i-v: basics of sensation (a-c, the must of sensation: three things must happen in order for us to see; Detection: we must be able to detect the physical energy in the environment, but as human beings we can only detect a tiny part of that energy. Sensation is a bottom up process start with basic elements and build up (start from. Sensory receptors: highly specialized receptors they are the ones who. These are directly sent to the subconscious mind from where it understand and relate message and send it to conscious mind for performing specific actions according to message perceived: sensory adaptation. Value: two main benefits: we are bombarded with stimulation and must be able to tune it out, Our attentional resources are limited and should be able to tune out. Repeated exposure to a stimulus that is not changing leads to sensory.