Biochemical factors and the central and autonomic nervous system 61 environmentally induced biological deficiencies 68 chapter summary and conclusions 72 review questions 73 further reading 74 useful internet sites 74 notes 74 this chapter is concerned to describe and evaluate contributions from the. Can the biological approach explain our behavior decide for yourself with the advantages and drawbacks of this approach. Ao1 one biological explanation of sleepwalking is a genetic explanation suggested byakwin (70) he proposed that there is a greater likelihood of sleepwalking in an individual if close relatives are sleepwalkers, stating a clear link between genetics and sleepwalking after finding a sleepwalking. Genetics, xxy chromosome abnormalities, and twin studies have been used as biological explanations to criminality adoption studies provide strong a key study in this syllabus, you need to know it's aim, procedure, results/findings, conclusion and evaluation extremely well click here to see theilgaard's study in depth. Evaluation of the biological explanation of gender supporting evidence: david reimer supports biological explanations as when he was brought up as a girl, going against his chromosomes he was unhappy and still behaved in a masculine it can also help transsexuals explain their feelings for wanting to change sex. Biological explanations for criminal behaviour 3 biological explanations for criminal behaviour lombroso and sheldon were forerunners of modern biological psychologists , who look for biological explanations for offending three biological explanations are considered here: genetics, chromosomes and. If you would like a copy of the powerpoint to accompany this video please tweet me @blonde_pretzel or leave a comment this video is a revision video for the.
Functions assign a single output for each of their inputs in this video, we see examples of various kinds of functions. Answering exam questions (psya2 aqa a specification) outline and evaluate the biological model of abnormality (12 marks) 6 ao1 marks explain and elaborate on the main assumptions of the biological model of abnormality make sure you refer to genes, neurotransmitters, hormones, brain damage, toxicity and disease. Describe and evaluate the biological approach to explaining ocd (12 marks) the biological approach is also known as the medical model and suggests that abnorma. Psya4r june 2015 (replacement paper): outline and evaluate one or more biological explanations for schizophrenia (4+16 marks) psya4 june 2015: outline the clinical characteristics of schizophrenia (4 marks) psya4 june 2015: outline one biological therapy for schizophrenia (4 marks) psya4 june.
A major weakness of the biological approach is that it's reductionist this is because it attempts to break down complicated human behaviour and explain though the smallest part of genetics, neurotransmitters and hormone imbalances this stops us considering other possible explanations for behaviour. The biological approach to explaining ocd the biological explain why it would be preferable to use a rating scale of 1 to 10 rather than 1 to 5 (2 marks) a researcher asked 100 people to rate their fear of dogs on a rating scale of 1 to 10 describe and evaluate two or more definitions of abnormality (12 marks as.
Outline and evaluate biological explanations of aggression the biological explanation of aggression suggests that aggression is caused by genetics, brain structure or bio-chemical influences - hormones such as testosterone and neurotransmitters such as serotonin it includes only biological factors ignoring environmental. There has been two biological factors that have been found in patients with ocd that is of genetic factors and differences in brain activity researchers use twin and family be performed as compulsions the chemistry of the brain and the actions of neurotransmitters have also been used to describe the disorder of ocd.
Point: many biological explanations can be seen as reductionist, explain: this means they explain criminal behaviour by reducing it down to 1 factor taking a reductionist approach june 2010: evaluate the methodology used in research into witness appeal  point: the first methodological issue.
You need to be able to describe, evaluate and compare two biological explanations of schizophrenia one of them must be the functioning of neurotransmitters (the dopamine hypothesis), so you need to know this in detail and the exam could ask your specifically about neurotransmitters the specification also. However excess dopamine can only explain some types of schizophrenia, usually positive rather than negative newer antipsychotic also affect levels of other neurotransmitters this theory can also not explain why some schizophrenics have long periods of remission (a) outline and evaluate two non- biological. Psychologists from the biological approach assume that behaviour and experiences are caused by activity in the nervous system biological psychologists explain behaviour by trying to relate it to the functioning of the brain and nervous system the brain evaluation of the biological approach the methods used by the.