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Discuss how BLA helps explain behavior
Transcript of Discuss how BLA helps explain behavior
Influence on aggression
Study: Dabbs, 2001
Studied violent criminals
Higher than average testosterone levels
Lower than average IQ scores how behavior is inherited
Eg. Intelligence inheritance
Adoption study: Plomin,R., DeFries, J.C., 1998 There is always a never-ending debate on what shapes our behaviour
The environment OR Our inherited genes Different parts of the brain carry out different functions
Study: John Harlow, 1848 on Phineas Gage
an iron rod went through Phineas Gage's frontal lobe
Gage's friends, "no longer Gage"
Personality change Biological factors BEHAVIOR Biological level of Analysis Basic level of analysis
Explains how behavior is affected by biological factors Conclusion ~THE END~ CONCLUSION The biological level of analysis helps explain behaviour by studying humans as a biological systems.
Helps explain behavior by using biological factors:
Localization of brain function
environmental influences What is behaviour? Serotonin
affects mood, hunger, sleep, depressed states
study: tokyo university, Kasamatsu and Hirai, 1999
aim: how sensory deprivation affects the brain
group of monks went on the holy mountain for 72 hours (without drinking & eating)
result: 48 hours later they began to have hallucinations
Evaluation EVALUATION There are other factors that would affect behavior
socio-cultural level of analysis
cognitive level of analysis Bibliography "Can stress cause hallucinations." topics. 2012 HealthTap, n.d. Web. 12 Nov. 2012. <https://www.healthtap.com/#topics/can-stress-cause-hallucinations>.
Miller, Max. "The Odd Case of Phineas Gage | Going Mental | Big Think." Big Think | Blogs, Articles and Videos from the World's Top Thinkers and Leaders. N.p., 6 Sept. 2010. Web. 11 Nov. 2012. <http://bigthink.com/going-mental/the-odd-case-of-phineas-gage>.
Alarcon, M., Plomin, R., Fulker, D.W., Corley, R. & DeFries, J.C. (1998). Multivariate path analysis of specific cognitive abilities: data at 12 years of age in the Colorado Adoption Project. Behavior Genetics 28:255-264