Week 13: Schizophrenia Flashcards
Who introduced the term schizophrenia
Eugen Bleuler, in 1911
Schizophrenia is Greek for split mind. Split between ___ and ___ aspects of experience
Emotional and intellectual
The original term is ___ ___, which in Latin for ‘premature mental deterioration’.
Dementia praecox
True or false
Schizophrenia often occurs in women than in men
False
It occurs often in men
(A/N: hysteria = women, schizophrenia=men ayee jk)
True or false
The first diagnosis usually occurs in early adulthood, mild problems usually begin in childhood,
including deficits in attention, memory and impulse control.
True
Symptoms of schizophrenia (5).
- Delusions
2.Hallucinations
3.Disorganized speech
4.Grossly disorganized behavior
5.Weak emotional expression, speech, and socialization
(A/N: Must have at least two symptoms from the following list, including at least one of the first three)
There are two types of symptoms schizophrenia have, what are those (2)?
Positive symptoms and Negative symptoms
Symptoms that are present that should be absent in a person
Ex: delusions, hallucinations, disorganized speech, and disorganized behaviour
Positive symptoms
Symptoms that are absent behaviours that should be present in a person, generally stable over time, but difficult to treat
Ex: Weak emotional expression, speech, and socialization
Negative symptoms
True or False
A tendency for women who have a schizophrenic break-down during pregnancy to
give birth to daughters, and for women who have a breakdown shortly after giving
birth to have given birth to sons (Taylor, 1969).
True
An
uncommon type of schizophrenia that includes motor
abnormalities. A mixture of psychological and motor symptoms could represent
either schizophrenia or Huntington’s disease.
Catatonic schizophrenia
____ twins have have a higher concordance (agreement) for schizophrenia
than do ___ twins.
Monozygotic twins, dizygotic twins
The loss of a smallmpart of a chromosome
Microdeletion
Controls differentiation and migration of
neurons in brain development, production of dendritic spines , the generation
of new neurons in the hippocampus, and learning.
Distrupted in schizophrenia 1 (DISCI)
True or false
Genetics influence schizophrenia
True
Schizophrenia results at least in part from a dysfunction of glutamate transmission
Glutamate hypothesis of schizophrenia
___ deficiency can produce hallucinations and delusions.
Niacin (vitamin B3)
Differential Diagnosis of Schizophrenia
Someone with impaired hearing might think everyone else is whispering and worry, making delusions of prosecution develop.
Uncorrected hearing deficits.
True or false
Brain damage or tumors in the temporal or prefrontal cortex can
produce some of the symptoms of schizophrenia
True
Prenatal or neonatal difficulties of either genetic or
environmental origin can produce abnormalities in the
developing brain that predispose to schizophrenia (Weinberger,
1996).
Neurodevelopmental hypothesis
Impairment and later symptoms of schizophrenia is the result of a combination of a genetic
predisposition and impacts from the environment in
prenatal/neonatal development, later in life, or both (Bayer et
al., 1999).
Two-hit hypothesis
The tendency for people born in winter to
have a slightly increased probability of developing schizophrenia
Season-of-birth effect
(A/N: note to self, wag magpabuntis)
True or false
Physical, emotional, or sexual abuse during childhood increases the risk and the
probable severity of later schizophrenia
True
This parasite
reproduces only in cats, but people can be exposed to it by handling infected cats, by
playing in soil or sand where cats have defecated, or by eating chicken or pork after
those animals were fed in infected soil.
Toxoplasma gondii
