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Unformatted text preview: (http://www.novapdf.com) 11/30/2009 Homeostasis & Drives
Our biological system is delicately balanced for survival
(e.g. perspiring/shivering) It tries to maintain homeostasis (internal physiological
equilibrium that body strives to maintain)
Drive Theory of Motivation: physiological disruption to
homeostasis produces a drive (internal tension that motivates
organism to behave in ways that reduce tension; e.g. hunger & thirst) The goal of motivated behavior is to reduce drive
BUT we sometimes behave to increase arousal states
(e.g. skip meals on diet, watch horror movies) Approach & Avoidance Motivation
We seek to maximize pleasure & minimize pain;
2 neural systems linking motivation & emotion:
Behavioral Activation System (BAS): is roused to
action by signals of potential reward & positive need
gratification (e.g. produces hope, elation, & happiness)
BAS involves Prefrontal area in left hemisphere
(responsible for goal-directed planning & self-regulation) Behavioral Inhibition System (BIS): responds to stimuli
of potential pa...
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This document was uploaded on 01/15/2014.
- Fall '14