neural and/or hormonal mechanisms in aggression (8 marks + 16 marks) Aggression is a behavior directed towards another intended to harm or injure. Neurotransmitters are chemicals that enable impulses in the brain to be transmitted from one area of the brain to another. There’s evidence that the neurotransmitters serotonin and dopamine are closely linked to aggressive behavior. Low levels of serotonin and high levels of dopamine have been associated with aggression in both animals and humans. Low levels
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PSYCHOLOGY: UNIT 3 Biorhythms and Aggression By Catherine Walker Topic I: Bio-rhythms (separated into six essay topics) Biological rhythms: There are three types of biological rhythm; circadian‚ ultradian and infradian. Circadian rhythms are those which complete a cycle in a 24 hour period such as the sleep-wake cycle‚ heart rate or metabolism. People have variations within the circadian rhythms‚ notably the owl/lark division describing people who have biological
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Outline and assess the main theories of aggression Aggression is an act of hostility with deliberate intention to harm another person against his or her will. Some psychologists believe that aggression is an important aspect of our evolutionary ancestry and it is understood better in that context‚ whereas others believe that aggression is best explained in physiological terms e.g. the imbalance of hormones or neurotransmitters in the brain. There are many definitions used to explain why humans/
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What causes aggression? Is it an ‘instinct’ or a ‘learned behaviour’? (a) Compare and contrast the views of any two psychological domains on the causes of aggression. (b) Evaluate the validity of their claims in the order to reach an informed decision about the causes of aggression. In order to explore the causes of aggressive behaviour‚ we have to be clear about what we mean by aggressive behaviour. The psychological definitions of aggression are determined by theoretical perspectives and there
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REDUCTION IN AGGRESSION AND PEACE From the perspective of evolutionary psychology‚ aggression is not singular or unitary phenomenon. It represents a collection of strategies that are manifested under specific contextual conditions. Evolutionary psychologists attempt to understand human behavior by studying the role of evolutionary pressures on modern humans. One of the most interesting areas of study for evolutionary psychologists is human aggression. According to Live Science
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Many studies have shown that there is a positive correlation between high level of testosterone and being more aggressive. It’s generally accepted that higher level of testosterone causes aggression. However‚ in the article “Testosterone Rules” by Robert Sapolsky ‚ the author argues that testosterone does not equal aggression. Genetics cannot determine when who will do what. There have been many studies in animals‚ when testosterone is removed from an animal’s body‚ and loses its aggressive behavior
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Violence in the media creates aggression in everyone but it has a major impact on children. Parenting and environmental factors also have in effect. Society and media has made us believe that violence is acceptable in films but when it happens in real life‚ many don’t seem accepting. People don’t seem to realize in order to suppress violence in life you have to begin with not displaying violence as if it was socially acceptable. Many factors play into childhood aggression; family‚ environment or mass
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as it cannot capture internal reaction to external stimuli. Frontal asymmetry provides a measure to understand how the brain fundamentally responds to product‚ ads or any other stimuli. The frontal electroencephalogram (EEG) asymmetry is the difference between the left and right alpha activity over the frontal regions of the brain during EEG recordings. The frontal asymmetry can be used to measure emotions and motivations and to also study constructs such as temperament‚ personality‚ psychopathology
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and evaluate The SLT theory of aggression. Aggression is defined by Baron & Richardson (1993) as ‘any form of behaviour directed towards the goal of harming or injuring another living being who is motivated to avoid such treatment’. According to Social Learning Theory aggressive behaviour is developed through the environment (rather than being an innate tendency – as the biological and psychoanalytical theories would suggest). If biological theories of aggression were faultless it would be expected
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institutional aggression (5 marks) AO1 description. b) evaluate the explanation for institutional aggression outlined in part a) (20 marks) A. Aggression between humans has both impersonal and institutional aggressions. Institutional aggression may occur within institutions like prisons‚ army or psychiatric hospitals. The interpersonal factors - the ’importance model’ suggested that prisoners when they get put into the jail they bring their own social history (maybe of violence/aggression) and traits
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