a. Regulate appetite
b. Control muscle movement
c. Stabilize mood
d. Enhance memory
Answer: c. Stabilize mood
Rationale: Serotonin is a neurotransmitter that plays a significant
role in mood regulation, as well as in sleep, appetite, and digestion.
2. Which of the following is a symptom of generalized anxiety
disorder (GAD)?
a. Persistent worry
b. Delusions
c. Hallucinations
d. Amnesia
Answer: a. Persistent worry
Rationale: GAD is characterized by excessive and persistent worry
about various aspects of life, often without a clear cause.
3. What is the most common treatment for depression?
a. Antipsychotic medication
b. Cognitive-behavioral therapy (CBT)
c. Electroconvulsive therapy (ECT)
d. Psychoanalysis
Answer: b. Cognitive-behavioral therapy (CBT)
Rationale: CBT is an evidence-based psychotherapy widely used for
treating depression by addressing negative thought patterns and
behaviors.
,4. What is the hallmark symptom of post-traumatic stress
disorder (PTSD)?
a. Excessive energy
b. Flashbacks
c. Disorganized thinking
d. Compulsive behaviors
Answer: b. Flashbacks
Rationale: Flashbacks, or reliving traumatic events, are a key
symptom of PTSD, along with nightmares and heightened arousal.
5. Which neurotransmitter is primarily associated with the
reward system in the brain?
a. Dopamine
b. GABA
c. Acetylcholine
d. Glutamate
Answer: a. Dopamine
Rationale: Dopamine plays a critical role in the brain's reward and
pleasure systems.
6. What is the primary symptom of obsessive-compulsive
disorder (OCD)?
a. Flashbacks
b. Intrusive thoughts
c. Emotional numbness
d. Social withdrawal
Answer: b. Intrusive thoughts
Rationale: OCD is characterized by persistent intrusive thoughts
(obsessions) and repetitive behaviors (compulsions) aimed at
reducing distress.
, 7. Which of these is a risk factor for developing bipolar
disorder?
a. Family history of bipolar disorder
b. Chronic physical illness
c. Lack of education
d. Excessive exercise
Answer: a. Family history of bipolar disorder
Rationale: Bipolar disorder has a genetic component, and a family
history increases the likelihood of developing the condition.
8. What type of therapy is most commonly used to treat
phobias?
a. Exposure therapy
b. Psychoanalysis
c. Hypnotherapy
d. Interpersonal therapy
Answer: a. Exposure therapy
Rationale: Exposure therapy helps patients gradually face and
overcome their fears in a controlled and safe environment.
9. Which disorder is characterized by alternating periods of
mania and depression?
a. Schizophrenia
b. Bipolar disorder
c. Borderline personality disorder
d. Generalized anxiety disorder
Answer: b. Bipolar disorder
Rationale: Bipolar disorder involves cycles of manic and depressive
episodes.