Class Notes (811,169)
Canada (494,539)
Psychology (3,830)
PSYC 2310 (443)
Saba Safdar (370)

Psych 2310 – Aggression – November 7th.docx

3 Pages
Unlock Document

University of Guelph
PSYC 2310
Saba Safdar

Psych 2310 – Aggression – November 7 th  Definition o Aggression is any form of behavior directed toward the goal of harming or injuring another living being who is motivated to avoid such treatment o If the other person seeks to be hurt then that is not aggression  Nature vs. Nurture o Aggression is in our nature - no o Aggression is in our nurture - no o Aggression is a combination of both  Aggression is Inborn o Instinct Theories:  Aggressive instinct  Problem with instinct theory is that we cant define what instinct actually is  Death instinct Thanatos”  The drive to bring an organism to nothing/to destroy an organism  Hydraulic theory  Unexpressed emotions build up pressure which must be expressed to relieve that pressure  It is healthy to express our aggression – Freud, but we have to channel it properly o Evolutionary perspective of aggression:  Human warfare originated in attempts to obtain valuable resources  Food, Shelter (land), Women (procreation)  Emphasizing genetic survival  Gender differences in patterns of mate selection  Study of sexual Jealousy  Men look for attractive women o Facial symmetry o Youth  Women look for self-sufficient men o Social status o Power o Generally older men  Men can theoretically impregnate every woman on earth, women can only bear children a limited amount of times, so they have to choose wisely whom to mate with o Biochemical and neural influences on aggression  Amygdala, an area in the brain associated with aggression  Higher levels of testosterone is associated with aggression  Lower levels of serotonin is associated with aggression  Studies on Aggression o Observation of and experimentation with species other than humans  Zing Yank Kuo’s experiment: Raising a kitten in the same cage with a rat, is this cat going to chase other rats later, or will it chase just this rat?  Eibl-Eibesfeldt’s experiment: raising rats in isolation, so they have no experience with aggressive behavior. When you introduce a new rat to the cage what will happen? The rat WILL react with aggression. This doesn’t mean aggression is inborn, when you change the environment, the rat will act aggressively  Konard Lorenz’s observation of the
More Less

Related notes for PSYC 2310

Log In


Don't have an account?

Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.