Biological explanations of Schizophrenia: Biochemicals

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  • Created by: izzy89
  • Created on: 17-05-16 12:38
The Dopamine hypothesis suggests that the D2 dopamine pathway controls _________ so when it is over activated it can lead to symptoms of schizophrenia.
attention
1 of 9
Excessive amounts of dopamine in the D2 receptors ________ the normal process of regulating attention.
disturbs
2 of 9
Falkai et al found that _________ showed SZ sufferers have larger dopamine receptors, increase DA in the brain structures and receptor density.
autopsies
3 of 9
Lindstroem et al _____________ labelled L-dopa and administered it to 10 SZ and 10 non SZ, finding that the L-dopa was taken up quicker with SZ patients.
radioactively
4 of 9
Timmons et al reported high doses of ___________ can result in acute psychosis resembling SZ in clinically normal people.
amphetamine
5 of 9
Barlow & Durand found that ______________ is effective in reducing SZ symptoms in about 60%, mostly impacting positive symptoms.
chlopromazine
6 of 9
Amphetamines lead to an ________ in dopamine levels and large quantities can lead to delusions and hallucinations.
increase
7 of 9
Research has found that chemical ___________ in rats of dopamine agonist lead to similar behaviour of positive symptoms in SZ.
stimulation
8 of 9
__________ disease shows low levels of dopamine and similar SZ negative symptoms. If taking too much L-dopa they can show positive symptoms of SZ.
parkinsons
9 of 9

Other cards in this set

Card 2

Front

Excessive amounts of dopamine in the D2 receptors ________ the normal process of regulating attention.

Back

disturbs

Card 3

Front

Falkai et al found that _________ showed SZ sufferers have larger dopamine receptors, increase DA in the brain structures and receptor density.

Back

Preview of the front of card 3

Card 4

Front

Lindstroem et al _____________ labelled L-dopa and administered it to 10 SZ and 10 non SZ, finding that the L-dopa was taken up quicker with SZ patients.

Back

Preview of the front of card 4

Card 5

Front

Timmons et al reported high doses of ___________ can result in acute psychosis resembling SZ in clinically normal people.

Back

Preview of the front of card 5
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