SSRI Antidepressants Quiz

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Questions and Answers

What is the primary mechanism of action of SSRI antidepressant drugs?

  • Enhancing the release of norepinephrine in the brain
  • Increasing the levels of serotonin in the brain by blocking its reuptake (correct)
  • Blocking the action of GABA receptors in the brain
  • Inhibiting the production of dopamine in the brain

What is the role of serotonin in the context of SSRI antidepressant drugs?

  • Regulating mood and emotions (correct)
  • Inducing sleep
  • Controlling motor functions
  • Managing pain perception

How do SSRI antidepressants differ from tricyclic antidepressants in terms of their mechanism of action?

  • SSRIs inhibit norepinephrine release, while tricyclic antidepressants increase GABA levels
  • SSRIs modulate dopamine reuptake, while tricyclic antidepressants solely focus on serotonin reuptake
  • SSRIs specifically target serotonin reuptake, while tricyclic antidepressants affect multiple neurotransmitters including serotonin, norepinephrine, and dopamine (correct)
  • SSRIs directly stimulate serotonin production, while tricyclic antidepressants block dopamine receptors

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