Biological Psychology Amanda Serrano PSY/340 September Fourth‚ 2010 Dr. Giselle L. Gourrier Biological Psychology Psychology touches many areas of life including such areas as memory‚ stress‚ therapy‚ perception‚ learning‚ and personality‚ to name a few. Psychology is the scientific study of human behavior and mental processes. Because there is a vast variety of research areas to be studied the field is divided into several subfields. The field of biological psychology‚ also known as biopsychology
Free Psychology
Aggression essay Aggression can be defined as intentionally harming‚ or causing damage to another person or object. People are usually more aggressive when they are placed in stressful situations. Aggression takes many forms‚ although it is most obvious when a person physically lashes out at another person. Verbal aggression involves shouting or screaming insults‚ an example of physical aggression could be hitting someone. Aggression is part of most societies‚ but is more prominent in some. Aggression
Premium
Outline and evaluate explanations of eating disorders based on the biological model of psychological abnormality [18] Explanations tend to fall into four categories: • Evolutionary • Genetic • Neuroanatomy • Biochemical Evolutionary explanations of behaviour are based on Darwin’s theories of natural and sexual selection. These theories have been applied to eating disorders. It is suggested that the ability to control ones appetite and ignore hunger when food supplies
Premium Serotonin Genetics Appetite
1) Biological Approach The Biological approach studies the relationship between behavior and the brain and nervous system. Theorically all behavior can be related to changes in brain activity. Because brain is the processing centre that controls all complex behavior. One of the main assumptions of the biological approach is that all behavior is associated with changes in brain function. Therefore the psychopathology will occur due to changes in either the structure if related to changes in the
Premium Psychology Brain Neuron
An Examination of the Cause of Gender Differences in Aggression and Violent Behavior through Sociocultural and Biological Factors It may not come as a surprise to many that there exists a significant difference in the gender of perpetrators of violent crimes. For example‚ in tracking the perpetrators of homicide in the United States by gender and year‚ one can find that males outnumber females many times over‚ with over 15‚000 more males than females committing homicide in the early 1990’s
Premium Violence Gender Aggression
The psychologist taking the biological approach would respond with an explanation of how the brain may be deficient in a certain area. He/she may suggest that there is a chemical imbalance in the brain causing the irrational actions displayed by the criminal. There may be any number of chemicals in the brain that could be off and affecting reactions in the nervous system all the way into the parasympathetic and sympathetic nervous system. Additionally‚ the psychologist may attribute genetic markers
Premium Crime Criminology Sociology
References: Lorenz‚ K. (1966). On aggression. New York: Harcourt Brace Jovanovich. Daly‚ M. & Wilson‚ M. (1997). Crime and conflict: Homicide in evolutionary psychological perspective. Crime & Justice‚ 22‚ 51–100. Bartol‚ C. R.‚ & Bartol‚ A. M. (2011). Criminal behavior a psychological
Premium Evolution Natural selection Gang
Genetic influences on aggression Genes do not directly cause aggression but influence elements of our biology that contribute to it. This can be demonstrated through the following methods; 1.Animal Breeding Studies In animal breeding studies‚ animals are selectively bred for certain traits. If it is possible to breed for aggression‚ this would suggest that genes contribute to aggressiveness. Lagerspetz (1979) bred 25 generations of mice. In each generation‚ she chose the least aggressive individuals
Premium Aggression Antisocial personality disorder Genetics
Biological Theories “Biological theories of crime focus on the physiological‚ biochemical‚ neurological‚ and genetic factors that influence criminal behavior. However‚ such theories also stress the complex link between a person ’s biology and the broad span of social or environmental factors that sociological theories examine” (Denno‚ 2009). Biological factors that contribute to crime are something neurological or chemical related‚ which is not to be confused with a genetic factor that is inherited
Premium Crime Criminology Sociology
NEUROTRANSMITTERS AND AGGRESSION LARISSA BATISTA PSY 407 SUMMARY According to various scientific research studies conducted over the past three decades suggest that central neurotransmitters play a key role in the modulation of aggression in all mammalian species including humans. Specific neurotransmitters systems involved in aggression include serotonin‚ dopamine‚ norepinephrine‚ GABA‚ and neuropeptides such as vasopressin and oxytocin. Neurotransmitters not only
Premium Dopamine Serotonin Neurotransmitter