Chapter 14

Is a drug with high affinity and low efficacy an agonist or an antagonist?

What evidence indicates that researchers have been overestimating the role of dopamine in addiction?

Someone who is quitting an addictive substance for the first time is strongly counseled not to try it again. Why?

Some people offer to train you to use the right hemisphere of your brain more strongly, allegedly to increase creativity. If they were successful, can you see any disadvantage?

What are the effects of SSRIs?

In what way does the time course of antidepressants conflict with the idea that they improve mood by increasing neurotransmitter levels?

What are common treatments for bipolar disorder?

Why are hallucinations considered a positive symptom?

Someone with the symptoms of schizophrenia might not qualify for the diagnosis. Why not?

The fact that adopted children who develop schizophrenia usually have biological relatives with schizophrenia implies a probable genetic basis. What other interpretation is possible?

What is a microdeletion?

According to the neurodevelopmental hypothesis, when do the brain abnormalities associated with schizophrenia originate?

If brain abnormalities do not continue to grow worse over time, what is the implication for the possibility of recovery?

The ability of tradicional antipsychotic drugs to relieve schizophrenia correlates strongly with what effect on neurotransmitters?