S Hizophrenia

Question 1

Postive and negative symptoms

Answer 1

+an excess or distortion of normal functions
, hallucinations(disturbances in perception like hearing voices) and delusions )false beliefs.
-loss or normal functioning
,speech poverty and abolition(no motivation or interest)

Question 2

Reliability and validity in relation to the classification and diagnosis of schizophrenia

Answer 2

Classification
Reliability refers to extent of agreement abt what sz defined as across classification systems and validity iswnther said being accurate defined as its own.
Diagnosis
Reliability how consistent diagnosis are
Validity accurately diagnosed
Reliability
Classification - not all sz systems will be consistent , DSM AND ICD have diff criteria’s.
Diagnosis
Inter rated reliability 2 ppl diagnoses the same 100ppl using DSM and had diff amounts of diagnosed.not consistent