PSYC-1105EL Chapter Notes - Chapter 11: Mass Media, Peguis, Paracetamol
30 Jan 2017
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Chapter 11 what drives us: hunger, sex, friendship, and achievement. Psychologists define motivation as a need or desire that energizes and directs behaviour. Instinct theory (evolutionary perspective); focuses on genetically predisposed behaviours. Drive-reduction theory focuses on how we respond to inner pushes. Arousal theory focuses on finding the right level of stimulation. Maslo(cid:449)(cid:859)s hierar(cid:272)h(cid:455) focuses on the priority of some needs over others. Instincts are complex behaviours that are rigidly patterned throughout a species and is unlearned. Cannot use instinct to explain all of human behaviour. The idea that a physiological need creates an aroused tension state (a drive) that motivates an. Drive reduction theory: organism to satisfy the need. internal state; the regulation of any aspect of body chemistry, such as blood glucose, around a particular level. We are also pulled by incentives; a positive or negative environmental stimulus that motivates behaviour. When a physiological need increases, so does the psychological drives.
