POLS 155 Lecture Notes - Lecture 5: Sensory Memory, Echoic Memory, Memory Span
11 Dec 2017
School
Department
Course
Professor
Document Summary
What is capacity: capacity is the ability to hold onto something. What is duration: duration is how long something occurs for. Memory: an active systems that receives info from the senses puts that info into a usable form, organizes it as it stores it away and then retrieves the info from storage, received info form senses. Sensation: put that info into a usable form and organizes it. Perception: stores it away, retrieves the info from storage. Information processing model: three stages of memory. Sensory memory: information enters the nervous system. Echoic: echo- sound, auditory sensory memory. Capacity: everything the can be seen at one time. Function: allows brain to decide importance. What can be heard in a moment: duration. Allows the brain enough time to recognize meaning. Ability to focus on only one stimulus from among all sensory input: divided attention, two step ltration. Lters based on importance: cocktail party effect.
