Psychopharmacology Practice Material Work

1F03 Psychopharmacology Practice Material Work Short Answer Questions 1. What is psychopharmacology? Psychopharmacology is the study of the use of medications in treating mental disorders. 2. Name two types of neurotransmitters and their functions. 1. Dopamine - regulates mood and reward pathways. 2. Serotonin - modulates mood, emotion, and sleep. 3. Describe the mechanism of action of SSRIs (Selective Serotonin Reuptake Inhibitors). SSRIs work by blocking the reabsorption (reuptake) of serotonin in the brain, making more serotonin available. 4. What are the common side effects of antipsychotic medications? 1. Weight gain 2. Drowsiness 3. Dry mouth 4. Dizziness 5. Explain the role of GABA in the central nervous system. GABA (gamma-aminobutyric acid) is an inhibitory neurotransmitter that reduces neuronal excitability throughout the nervous system. 6. What is the difference between typical and atypical antipsychotics? Typical antipsychotics primarily block dopamine receptors, whereas atypical antipsychotics block both dopamine and serotonin receptors. 7. Give two examples of mood stabilizers and their uses. 1. Lithium - used for bipolar disorder. 2. Valproate - used for epilepsy and bipolar disorder. 8. What is the therapeutic use of benzodiazepines? Benzodiazepines are used for treating anxiety, insomnia, and seizures. 1F03 9. How do MAOIs (Monoamine Oxidase Inhibitors) work? MAOIs work by inhibiting the activity of monoamine oxidase, an enzyme that breaks down neurotransmitters such as serotonin and dopamine. 10. Name two common side effects of antidepressants. 1. Nausea 2. Sexual dysfunction