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PSY240H1 Lecture Notes - American Psychiatric Association, World Health Organization, Standard Deviation

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Hywel Morgan

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PSY 240 January 11th, 2013
consent is the most important thing (ethical concerns)
most important thing for a clinician should not have sex with your client
three environments in which psychologists practice their profession:
research, practice, teaching
only wear one hat at the same time it is unethical to participate in more
than one aspect of the profession at the same time (i.e. if a prof asks you to
participate in their research study, you would feel obliged)
Diagnostic and Statistical Manual (DSM) version 4 used to diagnose
patients in North America only
current diagnostic system DSM IV TR (TR= text revision) published by
American Psychiatric Association
the rest of the world uses ICD 10 published by World Health Organization
certain categories in DSM not available in ICD, these disorders are thought to
be found only in North America
DSM-5 is created to be compatible with ICD-10
psychiatrist: medical doctor, can prescribe drugs, not required to do research
psychologist: can’t prescribe drugs, research based
high comorbidity with anxiety and mood disorders (they happen at the same
behaviour are things that you do (i.e. studying, aggression, movement,
DSM recognizes personality disorders as relatively intractable (can be
treated, but very difficult)
What is Abnormal Behaviour?
usually easy to recognize abnormal behaviour but it is difficult to define
definition of abnormal behaviour using statistical criteria (what we would
like to do) to define abnormal behaviour
in order to do so, must look at what deviates from the mean (or norm)
IQ intelligence quotient (q=intellectual age/chronological age) between
16 and 65 chronological age usually remains the same
people who don’t score as highly as their peers (numerator is lower than
within the parameters at the extreme (standard deviation) is approximately
two thirds of the population
if you deviate from the norm, you are labeled abnormal
one standard deviation below 100 (norm of IQ) is 70, you would be labeled
by mental retardation
adapt how successful you are in your environment, learning to change your
behaviour to fit into your environment
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