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AQA A Level Psychology Schizophrenia > Clinical Characteristics > Flashcards

Flashcards in Clinical Characteristics Deck (17)
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1

What are the 2 types of symptoms of SZ?

Positive and negative

2

What are positive symptoms of SZ?

Those that appear to reflect an excess or distortion of normal functions - things 'normal' people don't do

3

What are negative symptoms of SZ?

Those that appear to reflect a diminution or loss of normal functions which often persist during periods of low (or absent) positive symptoms - things 'normal' people do

4

Under the DSM, how does someone become diagnosed with SZ?

Requires at least a one-month duration of 2 or more positive symptoms

5

What is the main classificatory system for SZ?

The DSM

6

Name the 4 main positive symptoms of SZ

1) Delusions
2) Experiences of control
3) Hallucinations
4) Disordered thinking

7

Outline delusions for SZ

They are bizarre beliefs that seem real to the person but they are not real - sometimes they can be paranoid in nature - may also involve inflated beliefs about person's power and importance

8

Name 3 different types of delusions for SZ

1) Persecutory delusions
2) Thought insertion
3) Grandiose delusions

9

Outline experiences of control for SZ

May believe they're under the control of an alien force that has invaded their mind and/or body

10

Outline hallucinations for SZ

Bizarre, unreal perceptions of the environment that are usually auditory (hearing voices) but may also be visual (seeing lights, objects or faces), olfactory (smelling things) or tactile (feeling that bugs are crawling on or under the skin)

11

Outline disordered thinking for SZ

Feelings thoughts are inserted or withdrawn from mind - some cases may believe thoughts being broadcast so other can hear them - tangential, incoherent or loosely associated speech is used as an indicator of thought disorder

12

Name 5 negative symptoms for SZ

1) Affective flattening
2) Alogia
3) Avolition
4) Anhedonia
5) Asociality

13

Outline affective flattening for SZ

Reduction in range and intensity of emotional expression, including facial expression, voice tone, eye contact and body language

14

Outline alogia for SZ

Lack of language - poverty of speech, characterised by the lessening of speech fluency and productivity - thought to reflect the slowing or blocking thoughts

15

Outline avolition for SZ

Lack of motivation - reduction of or inability to initiate and persist in goal-directed behaviour - for example, sitting in the house for hours every day, doing nothing - often mistaken for disinterest

16

Outline anhedonia for SZ

Lack of pleasure

17

Outline asociality for SZ

Inability to form close, personal relationships