Chapter 9 - Schizophrenia Flashcards Preview

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Flashcards in Chapter 9 - Schizophrenia Deck (84)
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1

Heterogeneity

Tendency for people with disorder to differ from each other in symptoms, family, personal background, response to treatment and ability to live outside the hospital

2

What is the first formal onset of first episode of schizophrenia?

development of psychotic/positive symptoms

3

What is the age onset?

15-45 years of age

4

How do the symptoms show up?

can be gradual or abrupt

5

what is the gender differences in developing the disorder

equal rates in both men and women
if disorder develops after 45 years of age, more common in women

6

is schizophrenia a relapsing disorder?

yes, and tends to be chronic

7

What groups is schizophrenia most common in?

lower socio-economic groups - developing countries

8

ratio of recovery

1/7 patients

9

positive symptoms

exaggerated, distorted adaptions of normal behaviour

10

what are examples of psychotic/positive symptoms

hallucinations, delusions, thought and speech disorder, catatonic behaviour, grossly disorganized

11

negative symptoms

absence or loss of typical behaviours and experiences

12

what are examples of negative symptoms

avolition, alogia, anhedonia, associality

13

avolition

loss of motivation

14

alogia

speaking loss

15

anhedonia

inability to feel pleasure/lack of emotional responsiveness

16

hallucination

Perception like experiences that occur without external stimuli - auditory is most common

17

delusions

Fixed beliefs that don't change even in light of conflicting evidence

18

persecutory delusions

paranoid delusions - individuals believe that they are being pursued or targeted for sabotage, ridicule, or deception (ex. strangers on street are undercover agents)

19

referential delusions

a belief that events, objects, or other individuals have personality relevant meaning (ex. songs that a DJ is playing have special meaning in life)

20

somatic delusions

perception of a change or disturbance in personal appearance or bodily function (ex. aliens in body causing headaches)

21

religious delusions

unusual religious experiences or beliefs (ex. Satan is leaving messages for me via TV)

22

grandiose delusions

possession of special or divine powers, abilities, or knowledge (ex. "I have the power to change the course of history")

23

affective flattening

negative symptom - a lack of emotional expressiveness, failing to convey any feeling in their face, tone of voice, or body language

24

what symptoms are involved with schizophrenia?

1) delusions
2) hallucinations
3) disorganized speech
4) grossly disorganized or catatonic behaviour
5) negative symptoms - ex. alogia, anhedonia, avolition etc.

25

how long must these symptoms be present?

1 month active period - 1 out the 3 symptoms (delusions, hallucinations, disorganized speech) and the other can be anything - total of two, and a total of 6 month period with disturbance inclusive of 1 month active period

26

disease markers

biological or behavioural traits or features of an individual that reliably reflect the presence of a medical or psychiatric disease or a predisposition to develop such a disease

27

endophenotypes

Stable and enduring trait of the disorder that occurs before the onset of symptoms ex. Eye tracking and deficits on performance tests in schizophrenics

28

Schizophrenogenic

the unsupported theory that cold and rejecting behaviour causes schizophrenia

29

collective unconscious

the concept that symbols and myths are shared among people in a culture but remain beneath awareness - ex. swinging penis

30

social drift

the tendency for people vulnerable to schizophrenia to "drift" down to lower social and economic levels