Regis NU664C Quiz Latest Final Exam NU664 Set 2 LATEST UPDATE
GRADED A+ 2026/2027
Question 1
According to psychiatric assessment guidelines, which patient
demographic statistically represents the highest completion rate for
suicide?
• A. Young adult Hispanic females
• B. Middle-aged and older White males
• C. Adolescent African American males
• D. Elderly Asian females
Correct Answer: B. Middle-aged and older White males
Detailed Rationale: Statistical data consistently show that middle-aged
and older White males account for the highest percentage of completed
suicides, making targeted suicide risk assessments vital in this group.
Stuvia
Question 2
What is the primary function of the amygdala within the limbic system
regarding psychiatric symptom presentation?
• A. Executive decision-making and cognitive planning
• B. Mediating fear, panic, and emotional threat responses
• C. Regulating long-term episodic memory storage
• D. Controlling voluntary motor movements
,Correct Answer: B. Mediating fear, panic, and emotional threat
responses
Detailed Rationale: The amygdala serves as the emotional center and
central processing hub for fear, panic, and phobic responses, triggering
immediate autonomic reactions to perceived threats.
Question 3
Which neural circuit is primarily implicated in the pathophysiology of
worry, apprehension, and obsessions?
• A. The mesolimbic dopamine pathway
• B. The cortico-striatal-thalamic circuit
• C. The nigrostriatal pathway
• D. The tuberoinfundibular pathway
Correct Answer: B. The cortico-striatal-thalamic circuit
Detailed Rationale: While the amygdala drives acute fear, the cortico-
striatal-thalamic circuit is heavily implicated in chronic worry, repetitive
cognitive loops, apprehension, and obsessions.
Stuvia
Question 4
What is a key defining feature that separates "fear" from "anxiety"?
• A. Fear is a response to an imminent, known threat, whereas
anxiety is an orientation toward a future, uncertain threat
• B. Fear is pathological, whereas anxiety is always normative
, • C. Fear occurs exclusively in children, whereas anxiety occurs in
adults
• D. Fear is mediated by the prefrontal cortex, whereas anxiety
involves no brain structures
Correct Answer: A. Fear is a response to an imminent, known threat,
whereas anxiety is an orientation toward a future, uncertain threat
Detailed Rationale: Fear is an immediate fight-or-flight response to a
clear, present danger. Anxiety involves apprehension, excessive worry,
and vigilance concerning future or anticipated events.
Question 5
Approximately what percentage of patients diagnosed with Generalized
Anxiety Disorder (GAD) also suffer from at least one other comorbid
psychiatric disorder?
• A. 25%
• B. 50%
• C. 75%
• D. 90%
Correct Answer: D. 90%
Detailed Rationale: GAD is rarely found in isolation; roughly 90% of
individuals with GAD meet criteria for another psychiatric condition,
most notably major depressive disorder or other anxiety disorders.
Stuvia
Question 6
, Which non-psychiatric vitamin deficiency is most commonly associated
with exacerbating anxiety symptoms and should be ruled out during
psychiatric workups?
• A. Vitamin C
• B. Vitamin D
• C. Vitamin B12
• D. Vitamin K
Correct Answer: C. Vitamin B12
Detailed Rationale: Vitamin B12 deficiency can mimic or aggravate
psychiatric symptoms, including severe anxiety, fatigue, cognitive
slowing, and depressive features.
Question 7
Which class of medications can directly induce or mimic acute anxiety
symptoms in susceptible individuals?
• A. Sympathomimetics and anticholinergics
• B. Long-acting benzodiazepines
• C. High-potency typical antipsychotics
• D. Sedating antihistamines
Correct Answer: A. Sympathomimetics and anticholinergics
Detailed Rationale: Sympathomimetics (e.g., decongestants,
stimulants) and anticholinergic agents elevate heart rate and trigger
somatic manifestations that closely mirror panic and severe anxiety.
Stuvia
GRADED A+ 2026/2027
Question 1
According to psychiatric assessment guidelines, which patient
demographic statistically represents the highest completion rate for
suicide?
• A. Young adult Hispanic females
• B. Middle-aged and older White males
• C. Adolescent African American males
• D. Elderly Asian females
Correct Answer: B. Middle-aged and older White males
Detailed Rationale: Statistical data consistently show that middle-aged
and older White males account for the highest percentage of completed
suicides, making targeted suicide risk assessments vital in this group.
Stuvia
Question 2
What is the primary function of the amygdala within the limbic system
regarding psychiatric symptom presentation?
• A. Executive decision-making and cognitive planning
• B. Mediating fear, panic, and emotional threat responses
• C. Regulating long-term episodic memory storage
• D. Controlling voluntary motor movements
,Correct Answer: B. Mediating fear, panic, and emotional threat
responses
Detailed Rationale: The amygdala serves as the emotional center and
central processing hub for fear, panic, and phobic responses, triggering
immediate autonomic reactions to perceived threats.
Question 3
Which neural circuit is primarily implicated in the pathophysiology of
worry, apprehension, and obsessions?
• A. The mesolimbic dopamine pathway
• B. The cortico-striatal-thalamic circuit
• C. The nigrostriatal pathway
• D. The tuberoinfundibular pathway
Correct Answer: B. The cortico-striatal-thalamic circuit
Detailed Rationale: While the amygdala drives acute fear, the cortico-
striatal-thalamic circuit is heavily implicated in chronic worry, repetitive
cognitive loops, apprehension, and obsessions.
Stuvia
Question 4
What is a key defining feature that separates "fear" from "anxiety"?
• A. Fear is a response to an imminent, known threat, whereas
anxiety is an orientation toward a future, uncertain threat
• B. Fear is pathological, whereas anxiety is always normative
, • C. Fear occurs exclusively in children, whereas anxiety occurs in
adults
• D. Fear is mediated by the prefrontal cortex, whereas anxiety
involves no brain structures
Correct Answer: A. Fear is a response to an imminent, known threat,
whereas anxiety is an orientation toward a future, uncertain threat
Detailed Rationale: Fear is an immediate fight-or-flight response to a
clear, present danger. Anxiety involves apprehension, excessive worry,
and vigilance concerning future or anticipated events.
Question 5
Approximately what percentage of patients diagnosed with Generalized
Anxiety Disorder (GAD) also suffer from at least one other comorbid
psychiatric disorder?
• A. 25%
• B. 50%
• C. 75%
• D. 90%
Correct Answer: D. 90%
Detailed Rationale: GAD is rarely found in isolation; roughly 90% of
individuals with GAD meet criteria for another psychiatric condition,
most notably major depressive disorder or other anxiety disorders.
Stuvia
Question 6
, Which non-psychiatric vitamin deficiency is most commonly associated
with exacerbating anxiety symptoms and should be ruled out during
psychiatric workups?
• A. Vitamin C
• B. Vitamin D
• C. Vitamin B12
• D. Vitamin K
Correct Answer: C. Vitamin B12
Detailed Rationale: Vitamin B12 deficiency can mimic or aggravate
psychiatric symptoms, including severe anxiety, fatigue, cognitive
slowing, and depressive features.
Question 7
Which class of medications can directly induce or mimic acute anxiety
symptoms in susceptible individuals?
• A. Sympathomimetics and anticholinergics
• B. Long-acting benzodiazepines
• C. High-potency typical antipsychotics
• D. Sedating antihistamines
Correct Answer: A. Sympathomimetics and anticholinergics
Detailed Rationale: Sympathomimetics (e.g., decongestants,
stimulants) and anticholinergic agents elevate heart rate and trigger
somatic manifestations that closely mirror panic and severe anxiety.
Stuvia
