Podcast
Questions and Answers
What is the primary mechanism by which drugs of abuse, such as cocaine and opiates, produce reward?
What is the primary mechanism by which drugs of abuse, such as cocaine and opiates, produce reward?
- Inhibition of the amygdala
- Stimulation of brain reward mechanisms through increased dopamine levels in the nucleus accumbens (correct)
- Release of glucocorticoids in the hippocampus
- Activation of the prefrontal cortex
What is the effect of prenatal stress on the hippocampus of offspring?
What is the effect of prenatal stress on the hippocampus of offspring?
- ONLY affects the amygdala
- Increases hippocampal LTP and spatial learning
- Impairs hippocampal LTP and spatial learning (correct)
- Has no effect on hippocampal LTP and spatial learning
What is the characteristic of individuals with a smaller hippocampus?
What is the characteristic of individuals with a smaller hippocampus?
- They have better spatial memory
- They are more prone to PTSD (correct)
- They are more intelligent
- They are more resistant to PTSD
What is the primary effect of nicotine on the brain?
What is the primary effect of nicotine on the brain?
What is the primary mechanism by which alcohol produces its anxiolytic effects?
What is the primary mechanism by which alcohol produces its anxiolytic effects?
What is the primary characteristic of psychological dependence?
What is the primary characteristic of psychological dependence?
What is the primary neurotransmitter involved in the dopamine hypothesis of schizophrenia?
What is the primary neurotransmitter involved in the dopamine hypothesis of schizophrenia?
What are the primary effects of antipsychotic medications on the symptoms of schizophrenia?
What are the primary effects of antipsychotic medications on the symptoms of schizophrenia?
Which of the following is a characteristic of the negative symptoms of schizophrenia?
Which of the following is a characteristic of the negative symptoms of schizophrenia?
What is the primary region of the brain affected in the hypofrontality of schizophrenia?
What is the primary region of the brain affected in the hypofrontality of schizophrenia?
What is the primary cognitive deficit associated with schizophrenia?
What is the primary cognitive deficit associated with schizophrenia?
What is the primary mechanism of action of antipsychotic medications in treating schizophrenia?
What is the primary mechanism of action of antipsychotic medications in treating schizophrenia?
What is the primary brain structure abnormality associated with schizophrenia?
What is the primary brain structure abnormality associated with schizophrenia?
What is the primary effect of chlorpromazine on dopamine systems in the brain?
What is the primary effect of chlorpromazine on dopamine systems in the brain?
What is the primary cognitive deficit associated with the negative symptoms of schizophrenia?
What is the primary cognitive deficit associated with the negative symptoms of schizophrenia?
What is the primary neurological mechanism underlying the negative symptoms of schizophrenia?
What is the primary neurological mechanism underlying the negative symptoms of schizophrenia?
