quiz #1 – mental retardation

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quiz #1 – mental retardation
2011-02-20 22:57:04
clinical neurology

mental retardation
Show Answers:

  1. what is mental retardation
    diminished intellectual function associated with maladaptive behavior
  2. what is maladaptive behavior
    inability to respond appropriately to social situations
  3. when is mental retardation usually recognized
  4. what are some of the intellectual deficits
    • difficulty with abstract thought
    • retention of information
    • difficulty manipulating information
    • difficulty following directions
    • difficulty using symbols – reading, writing, numbers, speech
  5. what is the IQ score of the normal population
    70 – 130
  6. what is the IQ score for mild retardation
    55 – 69
  7. what is the IQ score for moderate retardation
    40 – 55
  8. what is the IQ score for severe retardation
    25 – 39
  9. what is the IQ score for profound retardation
    less than 25
  10. name some of the social deficits they might be demonstrated
    • maybe excessively social – too talkative, to physical
    • withdrawn
    • labile – inability to control emotions
    • unaware of social expectation – picking nose, etc.
  11. what are some of the prenatal causes
    • genetic abnormalities
    • toxic agents
    • infections – measles
  12. true or false – fetal alcohol syndrome is preventable
  13. how many children are affected by fetal alcohol syndrome every year
  14. what is the leading cause of mental retardation
    fetal alcohol syndrome
  15. name some of the percentages that are associated with fetal alcohol syndrome
    • 98% undersize
    • 80% speech deficits
    • 72% hyperactive
    • 58% low tone
    • 30% heart defects
  16. true or false – advanced maternal age is a risk factor for down syndrome
  17. what are some of the traits of down syndrome
    • low tone
    • medial epicanthal fold with narrow palbebral fissure
    • cardiac defects
  18. what are some of the perinatal causes of down syndrome
    • low birth weight
    • prematurity
    • trauma
    • toxic agents
    • kernicterus
    • purulent meningitis
  19. what are some of the metabolic causes of down syndrome
    • hypothyroidism
    • phenyketonuria
  20. what is hypothyroidism
    it is decreased activity of the thyroid gland due to decreased secretion of thyroid stimulating hormone from the pituitary
  21. what is phenylketonuria
    A genetic disorder in which the body lacks the enzyme necessary to metabolize phenylalanine to tyrosine. Left untreated, the disorder can cause brain damage and progressive mental retardation as a result of the accumulation of phenylalanine and its breakdown products.
  22. when is a PKU test performed
    during the first week of life
  23. what is the treatment for PKU
    strict diet that last for one year
  24. what is the management for down syndrome
    • medical exam and evaluation by a psychologist, speech pathologist, occupational and physical therapist
    • family counseling
    • medications
    • special education
    • vocational training
    • long-term guardianship/group home