gender ; atypical sex chromosome patterns

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ATYPICAL SEX CHROMOSOME PATTERNS
DFGDF
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- klinefelter's syndrome
gdf
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affects around 1 in how many?
500-1000
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what is the chromosome structure?
XXY
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what % are prenatally identified?
10%
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around what fraction of people with the disorder don't know they have it?
2/3
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how does diagnosis usually come about?
accidentally
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+ physical chars
dgdf
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reduced what compared to normal male?
body hair
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what may happen in puberty?
some breast development and softening / rounding of the body contours
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individuals tend to have what kind of limbs?
long / gangly
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and what about genitals?
underdeveloped
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and co-ordination?
clumsy
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also susceptible to health problems more commonly found in women like?
breast cancer
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+ psych characteristics
sdgdf
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poorly developed what kind of skills?
language
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and ability to?
read
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sufferers tend to by shy and?
passive
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and lack interest in?
sexual activity
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may tend not to respond well to what kind fo situations?
stressful
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and may often exhibit problems with executive functions like?
memory / problem solving
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- turner's syndrome
sdgd
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aprox 1 in how many?
5000
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what is the chromosomal structure?
X0
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this means the affected indivs have how many chromosomes out of the 46?
45
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+ physical characteristics
dgdfg
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what fail to develop?
ovaries
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and they don't have a menstrual cycle so they're?
sterile
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don't develop what @ puberty?
breasts
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associated with what in ears?
low set
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and neck?
webbed
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high waist-to-hip ration in that?
hips not much bigger than waist
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generally as adults they're?
physically immature
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+ psych characteristics
sdgdf
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what kind of reading ability?
higher than average
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but performance on what three tasks lowe than norml?
spatial / visual memory / maths
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as well as immature appearance how do they also tend to be immature?
socially
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and have difficulty doing what?
fitting in
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EVALUATION
DFD
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:) contribute to nature-nuture debate
ddfg
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this contribytion makes studies into these types of people what?
useful
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by comparing people with these conditions to tyical ppl it becomes possible to d what
see psych + behav differences beteen two grps
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might be logically inferredthat these differences have what basis?
biological
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and are direct result of?
abnormal chromosomal structure
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this woudl suggest what about innate nature influences?
strong powerful effect on psych + behav
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:) environment explanations
sdgds
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what is the problem with the abnormalities and behaviour associations seen?
NOT CAUSAL!
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may actually be what more responsible for behavioural differences?
environemntal and social influences
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for instance turners social immaturity may arise from what?
fact theyre treated immaturely by people around them
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because those people react to what about them?
their immature physical appearance
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this show that its wromg to do what?
assume observed psych / behav differences are due to nature
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:) practical application
dgdf
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continued research into this is likely to lead to what in diagnisis?
earlier and more accurate diagnosis
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austrailian study studied how many indificuals with klinefelters?
87
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and showed wat about those identified and treated from young age?
significant benefits compared to thise diagnosed in adulthood
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this suggests that what about this may have practical application?
increased awareness
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EVAL EXTRA
gfd
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:( unusual sampl
dfgd
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what should always be exercised when drawing from unusual?
caution
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main issue is lac of what to wider pop?
generalisability
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what is also unlikely about treatment of those that look different?
they'll be treated the same by their peers
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this may muddy the waters when trying to?
assess relative contribution of nature and nurture terms
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:( idea of typical vs atypical
dfgdf
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what is the presumed contribution of T/K to the nature-nurture debate bsed on?
idea tht there are typical m/f gender behaviours
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e.g idea turner's are socially immature is based on what idea?
there's a typical level of social maturity for females
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however what may this be based on rather than fact?
stereotypical assumtions of what is normal behaviour
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- klinefelter's syndrome

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gdf

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affects around 1 in how many?

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what is the chromosome structure?

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what % are prenatally identified?

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