Final review for abnormal - Final review for abnormal 1...

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Final review for abnormal 1) Mental Retardation and Understanding IQ Mental retardation - the main feature in mental retardation is usually impaired intellectual abilities and they usually vary in academic ability as well. (The majority of people with mental retardation usually learn sufficient self care and vocational skills to live in the community.) About 1% of the general population has mental retardation and it is more common among the poor and certain ethnic groups. IQ - Most IQ test have a mean score of 100 with a standard deviation of 15. DSM-IV-TR- uses 70 as the cut off for mental retardation AAMR- uses 70- 75 as the cut off for mental retardation How do you get Mental Retardation ? ¼ of all Mental retardation cases are know by biological abnormalities 1) Down syndrome (the most common) – also know as trisomy 21 because the person is born with 21 chromosomes. 2) Fragile X syndrome - the weakening or breaking of one X chromosome 3) Klinefelter syndrome - presence of one or more X chromosome is males . 4) Turner syndrome the presence of and XO configuration in females. Causes -infectious diseases -exposure to environmental toxins including fetal alcohol syndrome -premature birth -Anoxia- - Severe malnutrition -epilepsy Treatment Primary prevention - Good prenatal care and amniocentesis Secondary prevention - Early social and educational intervention programs Tertiary prevention - Early detection and prevention of good parent child relationships Normalizing - facilitating integration into social activities including mainstreaming 4 Levels of mental Retardation - Mild Mental retardation - IQ is usually between 50- 55 and 70
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- 85 % of people that are considered mentally retarded have a mild form a mental retardation. - With mild mental retardation the person usually reaches the 6 th grade academically and can live in the community - Moderate Mental retardation - IQ is usually between 35-40 and 50-55 - 10 of people with mental retardation have a moderate form - With moderate mental retardation the person can usually reach the 2 nd grade academically. - Close supervision is needed for both living and working Severe Mental retardation - IQ is between 20-25 and 35-40 - 3-4 % of people with mental retardation have a severe case. - They usually have abnormal motor development and limited speech - Close super vision is needed with severe mental retardation patients Profound mental retardation - IQ is below 20-25 - 1-2 % of people with mental retardation have a profound case - These people are usually institutionalized Persuasive developmental disorders - Symptoms of Autism include - impaired communication, impaired social interaction, apparent sensory deficits, self injurious behavior, Savant performance and 75 % of people with autism are functions in the mental retardation range.
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  • Spring '07
  • peterson
  • Abnormal Psychology, Mental retardation, Childhood psychiatric disorders, Moderate mental retardation, Mental retardation- IQ

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