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Welcome! 02-18-2010. Lecture & Videos: You will need paper & pencil Learning Objectives: Understand the various aspects of schizophrenia as well as the brain & genetic factors. Know what anti-social personality disorder is. Tonight: Read pgs. 677-682, Reading quiz tomorrow.

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welcome 02 18 2010
Welcome! 02-18-2010

Lecture & Videos: You will need paper & pencil

Learning Objectives: Understand the various aspects of schizophrenia as well as the brain & genetic factors. Know what anti-social personality disorder is.

Tonight: Read pgs. 677-682, Reading quiz tomorrow

schizophrenia
Schizophrenia

Disorganized thinking, delusions, disturbed perceptions, inappropriate emotions and actions.

symptoms
Symptoms

Delusions

Hallucinations

  • False beliefs-
    • not part of the person's culture
    • believed even after proven wrong
    • may appear bizarre, or claim that they’re being persecuted

When a person sees, hears, smells, or feels what no one else can see, hear, smell, or feel. "Voices" are the most common.

symptoms1
Symptoms

Disorganized Thinking

Emotions & Actions

  • Trouble organizing & linking thoughts
  • Word Salad
    • Sentences with no meaning, distracted by everything.
    • “Colorless green ideas sleep furiously”
  • Express wrong/inappropriate emotion or no emotion at all.
  • Catatonic
    • Person does not move or respond for hours
subtypes
Subtypes

Positive-Presence

Negative-None

Hallucinations

Unsuitable emotions

Word Salad

Disorganized thoughts

Toneless voice

Expressionless face

Catatonic or rigid body

recovery chances
Recovery Chances
  • Better, because medication can help with:
    • Positive symptoms
    • Acute schizophrenia
  • Worse for:
    • Negative symptoms
    • Chronic schizophrenia
the brain
The Brain

Dopamine- 6x as many receptors, which intensifiespositive symptoms.

Ventricles are larger & they tend to have less gray matter.

prenatal influences
Prenatal Influences
  • If the mom-to-be:
    • Lives in a country with a flu epidemic
    • Gave birth in the months following fall-winter flu season
    • Experiences the flu
    • Lives a highly populated area
  • Then:
    • There’s a higher risk to the child forschizophrenia.
factors
Factors

Genetics

Environmental

Normally: 1 in 100

Parent/sibling: 1 in 10

Twins: 1 in 2

There are none. No single environmental factor alone even remotely produces schizophrenia in someone.

predictive behavior

Mother with severe or long lasting schizophrenia

  • Birth complications
  • Separation from parents
  • Short attention span & poor muscle coordination
  • Disruptive or withdrawn behavior
  • Emotionally unpredictable
  • Poor peer relations &solo playing
Predictive Behavior
personality disorders
Personality Disorders
  • Persistent behavior pattern that impairs social functioning
  • Antisocial Personality Disorder- a person displays a lack of conscience for wrong doings (even for family and friends).
    • Even before age 15, begin lying, stealing, displaying, unrestrained sexual behaviors.
genetics and factors
Genetics and Factors

Genetically vulnerable because of: fearless approach to life, have lower levels of stress or anxiety, reduced activity or tissue in the frontal lobe.

2 Main Factors: childhood mal-treatment & a gene that alters theneurotransmitter balance. Some are predisposed to be more sensitive to maltreatment.

predictors
Predictors

Unconcerned with social rewards

Impulsive

Uninhibited

Low in anxiety

BUT, it can be channeled for good-ex.) a surgeon.