Neurotransmitter and Dysfunctions

the neurotransmitters discussed in class used in the biological model of abnormal psychology

Glutamate

main excitatory NT; involved in memory, learning and synaptic plasticity

Which part of the brain does glutamate affect?

hippocampus and cerebral cortex

what menta conditions are associated with glutamate

dementia and Schizophrenia

Dopamine

excitatory NT, involved in reward, motivation, movement, and emotion

Which part of the brain does dopamine affect?

basal ganglia, cerebellum, amygdala

what mental disorders are associated with Dopamine

addiction, MDD, schizophrenia, mood disorders, mania (psychosis)

Serotonin

excitatory and inhibitory NT, mood, appetite, and sleep regulation, and cognition

which part of the brain does serotonin?

amygdala, cerebral cortex, hypothalamus

what mental disorders are associated with Dopamine

MDD (major depressive disorder)

GABA (Gamma-aminobutyric acid)

main inhibitory NT, reduces neural activity; promotes calm

What part of the brain does GABA affect?

amygdala, cerebral cortex

what mental disorders are associated with GABA?

anxiety disorders

Norepinephrine

excitatory and inhibitory, controls alertness, arousal, stress response and mood

What part of the brain does Norepinephrine affect?

amygdala, hypothalamus

what mental disorders are associated with Norepinephrine?

bipolar disorder, depressive episodes