Psy essays

Psy essays Three reasons why a neuron may not generate an action potential. The total input falls short of the threshold. The interaction between heredity and environment can be used to explain the development of schizophrenic disorder. The major areas in which biological factors could operate are in the genetic transmission of schizophrenia, neurotransmitter abnormalities, and brain abnormalities. Evidence strongly supports a genetic contribution to schizophrenia, probably involving more than one gene. The dopamine hypothesis argues that schizophrenia is caused by too much dopamine at critical synapses in the brain. The structure of the brain, the frontal lobe of the cortex is under active in people with schizophrenia. The Sociocultural Approach is that schizophrenia is reported more often in lower social classes, especially in urban areas. Poverty creates long-term stress. Aslo, people who are economically disadvantaged often find that their lives are controlled by other people, such as unreasonable boss or unsympathetic people in a welfare office. As a result, they may not have the opportunity to ta ke charge of their lives and cope effectively with stress. Two arguments in favor of using deception in research are as such: If researchers describe precisely what will happen during some studies, demand characteristics can distort the results and make them meaningless. Research participants rarely complain about deception in psychological research. Two arguments against using deception in research are as such: Researchers must keep in mind the important principle of respecting the dignity of other people. Also, researchers must avoid any research study that is likely to cause permanent harm to the participant. The roles played by hormones in the endocrine system are as follows: Hormones are chemicals released by the endocrine system, these hormones travel throu ...