PSY 102 Lecture Notes - Lecture 4: Cervix, Trichromacy, Retina

• School: Ryerson University
• Department: Psychology
• Course: PSY 102
• Professor: Jared C.Allen

Document Summary

The processes used to arrive at a meaningful interpretation of sensations. Takes place in all the sensory modalities. Perception depends on context, expectations as well as the raw data. Bottom-up processing: controlled by physical messages delivered to the senses. Top-down processing: controlled by o(cid:374)e(cid:859)s (cid:271)eliefs e(cid:454)pe(cid:272)tatio(cid:374)s about the world. Our experiences frame what we sense, expectations influence what we sense ( how we process figures) Gestalt psychologists say that we have inborn tendencies to group visual information in certain ways. Process of detecting elementary properties of a stimulus. Any input from the environment which will attract a tension from a sensory organ and produce a respond. Information ( light, sound, etc - raw data processed by receptors in sense organs. Remember that perception: the processes used to arrive at a meaningful interpretation of sensations simple component sensations are __organized_______ and __interpreted_________ into meaningful, recognizable forms eg. familiar tastes or shapes. Perception does not occur at the receptor level.