Biological explanations for Schizophrenia (GREY) Flashcards
1
Q
What is the dopamine hypothesis?
A
There are several dopamine pathways in the brain responsible for:
- Pleasurable reward and motivation
- Behaviour and cognition
- Attention
- Movement
Dopamine neurons are used for regulation attention
If it is disturbed, it may lead to problems with attention, perception and thought
2
Q
What causes positive symptoms?
Dopamine hypothesis
A
High levels of dopamine in some areas of the brain
3
Q
What causes negative symptoms?
Dopamine hypothesis
A
Low levels of dopamine in some areas of the brain
