PSYC 1010 Midterm: Ethological explanation- revision notes

• School: York University
• Department: Psychology
• Course: PSYC 1010
• Professor: ozzy mermut

Document Summary

9) extrapolate: han brunner, intra - species, mono oxidase a gene, robin fox, innate releasing mechanism, jane goodall, natural selection, charles darwin. Plus symbol= biological structure combined with external stimulus. Fixed action pattern: a sequence of pre-programmed behaviours which occur once the innate releasing mechanism is triggered. 1- ethological explanations suggest that the main function of aggression is adaptive e. g. dominance hierarchies. 2- for example, once chimpanzee"s gain dominance in their troop"s social hierarchy it gives them special status. 3- aggression is beneficial for survival as a defeated" animal is rarely killed. 4- pettit et al. (1988)- observed play groups in young children & found that aggression played an important role. 5- being dominant is useful because it gives you many benefits i. e. do things your own way. 6- darwin (1895) - argued that we are all subject to the same forces of natural selection.