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Schizophrenia is believed to develop as a result of neurodevelopmental defects occurring during fetal life.
People with schizophrenia commonly experience incoherent speech, delusions, and hallucinations during a psychotic episode.
The dopamine hypothesis suggests a depletion of dopaminergic transmission contributes to the onset of schizophrenia.
People with posttraumatic stress disorder (PTSD) who have been exposed to trauma-related stimuli generally exhibit increased activation of the amygdala and diminished activity in some prefrontal cortical areas.
Alterations in which part of the brain are linked to hallucinations, delusions, and thought disorders associated with schizophrenia?
What data confers the link between bipolar disorders and schizophrenia?
Bipolar individuals who exhibit psychotic behaviors have deficits in Reelin expression linked to genetic loci located on chromosome 22
Hypothalamic-pituitary-adrenal (HPA) system abnormalities exist in a large percentage of individuals with:
What is the common property among the three types of medications used to treat depression?
They increase neurotransmitter levels within the synapse.
What is the link between major depression and cortisol secretion?
Individuals with depression continue to exhibit elevated plasma cortisol levels throughout the evening and early morning.
Which hormone facilitates the effects of antidepressants drugs in about 25% of patients who do not respond to usual antidepressant medications?
A decrease in receptor binding for which neurotransmitter is found in depressed individuals?
What is thought to be the alteration produced by electroconvulsive therapy (ECT) when treating individuals with depression?
It produces an alteration in the monoamine systems.
Which neurotransmitter is inhibited in generalized anxiety disorders (GAD)?
Gamma aminobutyric acid (GABA)
What are the most common side effects of selective serotonin reuptake inhibitors (SSRIs)?
Sleep disturbances and nausea
Individuals who eat cheese, sour cream, liver, and avocado when taking MAOIs may experience:
Hallucinations, delusions, thought disorder, and bizarre behavior occurs with alterations in the:
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