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Paper Abstract: Evaluates biological causes. Arguments and evidence that support the biological cause of schizophrenia. APA axis. Studies on biological model. Evidence against biological causes. Behavioral causes. Causal relationship between stressful life events and schizophrenia symptom severity. High-risk children. Concludes there is support for both biological and environmental causes of schizophrenia. Paper Introduction: Evaluating Biological Causes of Schizophrenia Introduction This paper will present an evaluation of the biological causes of schizophrenia, with arguments for and against this perspective, followed by a conclusion. Arguments and Evidence for Biological Causes Walker and Diforio (1997) provided arguments and evidence for the biological cause of schizophrenia. While studies have shown that stress is a component of schizophrenic symptom exacerbation, it has also shown that this stress results in greater impact in the at-risk patient, with biological vulnerability. Studies have provided evidence that schizophrenic patients have a dysfunctional stress response system. There are features of the HPA axis which make it a system whi Text of the Paper: The entire text of the paper is shown below. However, the text is somewhat scrambled. We want to give you as much information as we possibly can about our papers and essays, but we cannot give them away for free. In the text below you will find that while disordered, many of the phrases are essentially intact. From this text you will be able to get a solid sense of the writing style, the concepts addressed, and the sources used in the research paper. Arguments and Evidence for Biological Causes Walker impact in the at-risk patient stress on symptoms This axis involves corticotropin releasinghormones cortisol release and symptom severity inschizophrenia A the HPA axisand schizophrenia In addition studies have shown that damage resultin the schizophrenic patient prefrontal cortex caudatenucleus or both are related that schizophrenic relatives demonstrated a poorerperformance on the sensitivity index biological model For this study family members with schizophrenia patients from other groups Findings showedthat the measure and Doane found the opposite For levels of intra-familial communication deviance were symptom severity The interpersonal behavior of patients'family members has been family members The relationshipbetween psychosocial stressors and initial illness maltreatment thusarguing against the biological model In be a biological component suchas being an such as that by Goodman and in schizophrenic women andthis was predictive of to the child Cutting and types of memories in patients regarding parents Findingswere that patients Mintz and Nuechterlein studied schizophrenia patients for one year event for the first month and the risk periodcan extend at-risk individual schizophrenicparents raised in an optimal other studies fail to support thisfinding Walker and Diforio point for theunderstanding that the schizophrenic and specificity of specific quantitative eye movement measures Journal of Abnormal Psychology Clementz B A Schizophrenia outpatients' perceptions of their parents is expressed emotion K H Gitlin M J Ranlett G Doane Life events can trigger depressive exacerbation in the early course evaluation of the biological causes ofschizophrenia with arguments component of schizophrenic symptom exacerbation it has HPA axis which make it have shown thatschizophrenic patients have higher baseline levels of plasma in the anterior portion Animal studies have shown HPA axis is a potentiating system patients and nonpsychiatriccomparisons Subjects were study investigated point discrimination performancein first-degree of odd beliefs and magical thinking Avila McMahon Studies of eye-trackingare used to describe normal communication to be related to schizophrenia and in the patients themselves Findings showed that arguing forbehavioral rather than biological causes of schizophrenia Early studiesdemonstrated are critical andemotionally intense Interventions have therefore problems Studies with offspring of schizophrenic manifest schizophrenia symptoms compared to those remaining inthe nuclear stressful environment arguing against the biological the quality of parentingwas noted along with its affects on the interaction model for theenvironmental transmission Patients wereexamined for associations between critical or emotionally over-involved family members rather thanbiological factors increases in risk for depressive and of schizophrenia Biological studieshave shown that schizophrenics differ physiologically from biological model Further environmentalstudies have shown that to determine the etiologyof schizophrenia for the R P Elliott A R Thaker G the biological relatives of schizophrenia patients a degree biological relatives Journal of Abnormal mothers relational deficits in parenting Developmental Psychology Psychology Ventura J Subotnik K L Hardesty J neural diathesis stress model Psychology Review Evaluating Biological Causes of Schizophrenia Introduction and Diforio provided arguments and evidence for thebiological withbiological vulnerability Studies have provided evidence thatschizophrenic patients have adrenocorticotropic hormones and glucocorticoids Thesechemical messengers have critical physiological effects study of monozygotic twins discordant for schizophrenia also there is anabnormality in dopamine receptors in being hypersensitive to stress Clementz McDowell and to schizophrenia liability Chang andLenzenweger provide more reflecting decreased spatial acuityand impaired intensity cue afirst-degree schizophrenic relative and patients with of oculomotor functioning was predictive regardingdiagnosis of schizophrenia While their study levels of communicationdeviance were not uniquely related to schizophrenia Arguments and Evidence shown to be related to symptom episode remainscontroversial Evidence suggests that stressful stressors addition studies of high-riskchildren raised in institutional settings show offspring of a schizophrenic parent this risk is Brumley pointed outthe relationship between depressed mothers the child's intellectual and social Docherty further argued against the reported more stressful memories about high EE parents It to determine if stressful life eventstriggered to three months Conclusions In conclusion the environment may not manifest symptoms out the logical conclusion thatboth models are required for has a biological vulnerability whichis affected by environmental Journal of Abnormal Psychology Chang B McDowell J E Zisook S Saccadic a factor Journal of Abnormal J A Communication deviance in families of schizophrenic and of schizophrenia Journal of Abnormal Psychology Walker E for and against this perspective followed bya conclusion also shown thatthis stress results in greater a system which mediates effectsof cortisol andthere is a relationship between therelationship between hippocampal damage and hyperactivity of affecting dopaminereceptors and dopamine receptor abnormality and hippocampal compared on predictive tracking and antisaccadetasks Findings showed that dorsolateral biological relatives of schizophrenia patients and normalcontrols Findings were Elliott Thaker also provided recent evidencesupporting the and deviant eye movements these measuresdiscriminate Miklowitz Velligan Goldstein Nuechterlien Gitlin Ranlett whileschizophrenic patients used more ambiguous references high a causal relationship between stressful life events andschizophrenia been aimed at reducingthese critical emotional reactions in parents demonstrate greater levelsof behavioral dysfunction when exposed to parental family Thus while there may model in favor of the environmental model Early studies their child's social and intellectualdevelopment Quality of parenting was lowest of psychopathology from the mother levels of expressed emotion EE inpatients and schizophrenia relapse Ventura Subotnik Hardesty psychosis symptomsfollowing a stressful life normal controls Studies have also shown that an stress such as deviant parental communication canresult in schizophrenic symptoms last years This model allows K Neurophysiological markers of vulnerability to schizophrenia Sensitivity signal detection analysis of two-point discrimination Psychology Cutting L P Docherty N M Miklowitz D J Velligan D I Goldstein M J Nuechterlien P Mintz J Nuechterlein K H This paper will present an cause of schizophrenia While studies have shown that stress isa a dysfunctional stress response system Thereare features of the throughout thebody which affect the adaptation to stress Investigators demonstrated that schizophrenia patients have hippocampal reductions particularly schizophrenia Walker and Diforiohypothesized that the Zisook support the biological modelwith their study of schizophrenic recent evidence of the biological cause ofschizophrenia This processing of tactile stimuli This wasassociated with features schizophrenia werestudied with regard to eye-tracking dysfunction studies regarding environmental causes of schizophrenia haveshown deviant parental compared in biological parents of schizophrenic and bipolarmanic patients Against Biological Causes Walker and Diforio reported on the literature exacerbation Relapse is associated with exposure to family members who may hasten theonset of initial episodes and exacerbate premorbid behavioral that these children are morelikely to minimized bya nurturing environment and it is exacerbated by a and schizophrenia For theirstudy of schizophrenic depressed and well women competence These findings were concluded to support biologicalmodel with their study of schizophrenia patients was concluded that this supported the theory that environmental exposureto depressive symptoms Findings showed that there was asignificant increase literature provided support for both thebiological and environmental cause providing an argument against the a comprehensive understanding of thisdisorder Diathesis-stress models have been used stress ReferencesAvila M T McMahon P Lenzenweger M F Somatosensory processing in system functioning among schizophrenia patients and their first Psychology Goodman S H Brumley H E Schizophrenic and depressed manic patients Journal of Abnormal F Diforio D Schizophrenia a Arguments and Evidence for Biological Causes Walker impact in the at-risk patient stress on symptoms This axis involves corticotropin releasinghormones cortisol release and symptom severity inschizophrenia A the HPA axisand schizophrenia In addition studies have shown that damage resultin the schizophrenic patient prefrontal cortex caudatenucleus or both are related that schizophrenic relatives demonstrated a poorerperformance on the sensitivity index biological model For this study family members with schizophrenia patients from other groups Findings showedthat the measure and Doane found the opposite For levels of intra-familial communication deviance were symptom severity The interpersonal behavior of patients'family members has been family members The relationshipbetween psychosocial stressors and initial illness maltreatment thusarguing against the biological model In be a biological component suchas being an such as that by Goodman and in schizophrenic women andthis was predictive of to the child Cutting and types of memories in patients regarding parents Findingswere that patients Mintz and Nuechterlein studied schizophrenia patients for one year event for the first month and the risk periodcan extend at-risk individual schizophrenicparents raised in an optimal other studies fail to support thisfinding Walker and Diforio point for theunderstanding that the schizophrenic and specificity of specific quantitative eye movement measures Journal of Abnormal Psychology Clementz B A Schizophrenia outpatients' perceptions of their parents is expressed emotion K H Gitlin M J Ranlett G Doane Life events can trigger depressive exacerbation in the early course evaluation of the biological causes ofschizophrenia with arguments component of schizophrenic symptom exacerbation it has HPA axis which make it have shown thatschizophrenic patients have higher baseline levels of plasma in the anterior portion Animal studies have shown HPA axis is a potentiating system patients and nonpsychiatriccomparisons Subjects were study investigated point discrimination performancein first-degree of odd beliefs and magical thinking Avila McMahon Studies of eye-trackingare used to describe normal communication to be related to schizophrenia and in the patients themselves Findings showed that arguing forbehavioral rather than biological causes of schizophrenia Early studiesdemonstrated are critical andemotionally intense Interventions have therefore problems Studies with offspring of schizophrenic manifest schizophrenia symptoms compared to those remaining inthe nuclear stressful environment arguing against the biological the quality of parentingwas noted along with its affects on the interaction model for theenvironmental transmission Patients wereexamined for associations between critical or emotionally over-involved family members rather thanbiological factors increases in risk for depressive and of schizophrenia Biological studieshave shown that schizophrenics differ physiologically from biological model Further environmentalstudies have shown that to determine the etiologyof schizophrenia for the R P Elliott A R Thaker G the biological relatives of schizophrenia patients a degree biological relatives Journal of Abnormal mothers relational deficits in parenting Developmental Psychology Psychology Ventura J Subotnik K L Hardesty J neural diathesis stress model Psychology Review If this paper is not what you are looking for, you can search again: Search for: or Click here to request an essay written just for you.

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