D571 HLTH 4320 Psychopathology OA READINESS EXAM Q & S 2025/2026

1. Multiple Choice: Which neurotransmitter is most
commonly associated with the pathophysiology of
depression?
 a) Dopamine
 b) Serotonin
 c) GABA
 d) Acetylcholine
 Answer: b) Serotonin
 Rationale: Serotonin is widely recognized for its role in
mood regulation and is often implicated in the
pathophysiology of depression.
2. Fill-in-the-Blank: The __________ model suggests that
psychopathology is the result of the interaction between
genetic predispositions and environmental factors.
 Answer: Diathesis-stress
 Rationale: The diathesis-stress model posits that
psychopathology arises from the interaction of a
predispositional vulnerability and stressful life events.
3. True/False: Schizophrenia is solely a genetic disorder.
 Answer: False
 Rationale: While genetics play a significant role in the risk
for schizophrenia, environmental factors and individual
experiences also contribute to its development.
4. Multiple Response: Select all that apply. Which of the
following are considered positive symptoms of
schizophrenia?
 a) Delusions
 b) Hallucinations